Concepts to Mathematical Tools to References Secondary

Algebra -- algebra tiles, computers/Internet/software/spreadsheets, games/puzzles/toys, paper/origami/stencil patterns/graph paper, dice/number cubes, building blocks/Lego, video technology/multi-media, models/simulation, cubes/Unifix cubes, calculators/graphing calculators, books/journals/newspapers/portfolios, building blocks, telephone, balloons, clinometer/transit, rulers/tape measures/trundle wheels/callipers, graduated cylinder, video technology/multi-media, base-ten blocks

Real-World Problems as Contexts for Proof.
Ted Hodgson and Kate J. Riley.
Mathematics Teacher, December 2001, 94:9, 724-728.
Grade: Secondary

A Graphical Approach to Understanding the Fundamental Theorem of Algebra.
Sudhir Kumar Goel and Denis T. Reid.
Mathematics Teacher, December 2001, 94:9, 749-759.
Grade: Secondary

Rugby and Mathematics: A Surprising Link among Geometry, the Conics, and Calculus.
Troy Jones and Steven Jackson.
Mathematics Teacher, November 2001, 94:8, 649-654.
Grade: Secondary

Mathematical Modeling: Compound Functions and the IRS Tax Rate Schedules.
William J. Wolbert.
Mathematics Teacher, November 2001, 94:8, 656-659.
Grade: Secondary

Dynamic Diagrams.
Elizabeth George Bremigan.
Mathematics Teacher, October 2001, 94:7, 566-574.
Grade: Secondary

Dynamic Visualizations of Calculus Ideas.
Charles Vonder Embse.
Mathematics Teacher, October 2001, 94:7, 602-607.
Grade: Secondary

Mental Mathematics beyond the Middle School: Why? What? How?
Rheta N. Rubenstein.
Mathematics Teacher, September 2001, 94:6, 442-446.
Grade: Secondary

Irrational Numbers on the Number Line: Perfectly Placed.
Margaret E. Coffey.
Mathematics Teacher, September 2001, 94:6, 453-455.
Grade: Secondary

Searching Families as a Source of Surprise.
Greisy Winicki-Landman.
Mathematics Teacher, September 2001, 94:6, 468-478.
Grade: Algebra and up

Linking Task Characteristics to the Development of Symbol Sense.
Margaret Tatem Kinzel.
Mathematics Teacher, September 2001, 94:6, 494-499.
Grade: Secondary

Seven Wonders of the Ancient and Modern Quadratic World.
Sharon E. Taylor and Kathleen Cage Mittag.
Mathematics Teacher, May 2001, 94:5, 349-350, 361.
Grade: Secondary

The Equation of a Triangle.
Miriam Amit, Michael N. Fried, and Pavel Satianov.
Mathematics Teacher, May 2001, 94:5, 362-364.
Grade: Secondary

Stretching Pythagoras around the Corner: Linking and Modeling in Precalculus.
David H. Collingwood and Marilyn Stor.
Mathematics Teacher, May 2001, 94:5, 369-379.
Grade: Secondary

Visualizing the Complex Roots of Quadratic and Cubic Equations.
Alan Lipp.
Mathematics Teacher, May 2001, 94:5, 410-413.
Grade: Secondary

Thinking and Writing Mathematically: "Achilles and the Tortoise" as an Algebraic Word Problem.
Joseph G. R. Martinez.
Mathematics Teacher, April 2001, 94:4, 248-252.
Grade: Basic-advanced algebra

Learning Mathematical Symbolism: Challenges and Instructional Strategies.
Rheta N. Rubenstein and Denisse R. Thompson.
Mathematics Teacher, April 2001, 94:4, 265-271.
Grade: Secondary

Discrete Dynamical Systems Meet the Classic Monkey-and-the-Bananas Problem.
Gerald E. Gannon and Mario U. Martelli.
Mathematics Teacher, April 2001, 94:4, 299-301.
Grade: Secondary

Geometric Approaches to Quadratic Equations from Other Times and Places.
Patricia R. Allaire and Robert E. Bradley.
Mathematics Teacher, April 2001, 94:4, 308-313, 319.
Grade: Secondary

 Tunja Sequences as Examples of Employing Students' Powers to Generalize.
John H. Mason.
Mathematics Teacher, March 2001, 94:3, 164-168.
Grade: Secondary

A Quilting Problem: The Power of Multiple Solutions.
Rheta N. Rubenstein.
Mathematics Teacher, March 2001, 94:3, 170-173.
Grade: Secondary

Geometric Meaning in the Mean Means More Meaningful Mathematics.
Matt E. Fluster.
Mathematics Teacher, March 2001, 94:3, 186-192.
Grade: Secondary

Angle Limit -- A Paper-Folding Investigation.
David Pagni and Larry Espinoza.
Mathematics Teacher, January 2001, 94:1, 20-22.
Grade: Secondary

Is the Derivative of a Product the Product of the Derivatives?
Marsha Hurwitz.
Mathematics Teacher, January 2001, 94:1, 23-27.
Grade: Secondary

Cubic Polynomials.
Alan Lipp.
Mathematics Teacher, December 2000, 93:9, 788-792.
Grade: Secondary

Strength of Wood Beams: An Engineering Application.
Mary Dengerud-Au.
Mathematics Teacher, October 2000, 93:7, 544-549.
Grade: Secondary

Building Connections among Classes of Polynomial Functions.
Judy Curran Buck.
Mathematics Teacher, October 2000, 93:7, 591-598.
Grade: Secondary

Group Symmetries Connect Art & History with Mathematics.
Anthula Natsoulas.
Mathematics Teacher, May 2000, 93:5, 364-370.
Grade: Secondary

Algebra in the Service of Geometry: Can Euler's Line Be Parallel to a Side of a Triangle?
Damon Diemente.
Mathematics Teacher, May 2000, 93:5, 428-431.
Grade: Secondary

Algebra for Students with Learning Disabilities.
Ruth Feigenbaum.
Mathematics Teacher, April 2000, 93:4, 270-274.
Grade: Secondary

Liquid Assets: Increasing Students' Mathematical Capital.
Mary Jean Winter and Ronald J. Carlson.
Mathematics Teacher, March 2000, 93:3, 172-178.
Grade: Secondary

Getting to the Root of the Problem.
Peter Vanden Bosch.
Mathematics Teacher, March 2000, 93:3, 208-211.
Grade: Secondary

Moving beyond Teachers' Intuitive Beliefs about Algebra Learning.
Mitchell J. Nathan and Kenneth R. Koedinger.
Mathematics Teacher, March 2000, 93:3, 218-223.
Grade: Secondary

Using the Geometer's Sketchpad to Visualize Maximum-Volume Problems.
David C. Purdy.
Mathematics Teacher, March 2000, 93:3, 224-228.
Grade: Secondary

The Jurassic Classroom.
Art Johnson.
Mathematics Teacher, February 2000, 93:2, 102-105, 107-111.
Grade: Upper Middle

Making Sense of Slope.
Ann R. Crawford and William E. Scott.
Mathematics Teacher, February 2000, 93:2, 114-118.
Grade: Secondary

Isoperimetric Quadrilaterals: Mathematical Reasoning with Technology.
Gina M. Foletta and David B. Leep.
Mathematics Teacher, February 2000, 93:2, 144-147.
Grade: Secondary

(A + B + C)3.
Richard S. Forringer.
Mathematics Teacher, January 2000, 93:1, 6-8.
Grade: Secondary

Understanding the Connections between Equations and Graphs.
Eric J. Knuth.
Mathematics Teacher, January 2000, 93:1, 48-53.
Grade: Secondary

Reunion of Broken Parts: Experiencing Diversity in Algebra.
Lawrence M. Lesser.
Mathematics Teacher, January 2000, 93:1, 62-66.
Grade: Secondary

Optimization: A Project in Mathematics and Communication.
Martha H. Louther.
Mathematics Teacher, December 1999, 92:9, 764-767, 812.
Grade: 9 Senior Calculus

Making the Black Box Transparent.
Lawrence M. Lesser.
Mathematics Teacher, December 1999, 92:9, 780-784.
Grade: Secondary

Astronomical Math.
Robert Ryden.
Mathematics Teacher, December 1999, 92:9, 786-792.
Grade: Secondary

When Will I Ever Use This Stuff, Anyway?
Suzanne S. Austin, Charlotte L. Berceli, and Sarae Matthews.
Mathematics Teacher, December 1999, 92:9, 798-799.
Grade: Middle -- Secondary

A Book of Creative Geometry.
Jill A. Kane.
Mathematics Teacher, December 1999, 92:9, 800-801.
Grade: Secondary

Geometry's Giant Leap.
Alan R. Brown.
Mathematics Teacher, December 1999, 92:9, 816-819.
Grade: 9

Grasping Graphing.
Anne C. Patterson.
Mathematics Teacher, December 1999, 92:9, 758-762.
Grade: Secondary

Maclaurin and Taylor Series for Transcendental Functions: A Graphing-Calculator View
of Convergence.
Marvin E. Stick.
Mathematics Teacher, December 1999, 92:9, 833-837.
Grade: Secondary

It's All in the Area.
J. Todd Lee.
Mathematics Teacher, November 1999, 92:8, 670-672.
Grade: Secondary
 

Discovering an Optimal Property of the Median.
Neil C. Schwertman.
Mathematics Teacher, November 1999, 92:8, 692-703.
Grade: Secondary

Why Not Three Dimensions?
Steve Lege.
Mathematics Teacher, October 1999, 92:7, 560-563.
Grade: Secondary

Discovery Algebra: Graphing Linear Equations.
David A. Thomas and Rex A. Thomas.
Mathematics Teacher, October 1999, 92:7, 565-567.
Grade: Secondary

Whelk-come to Mathematics.
Brian A. Keller and Heather A. Thompson.
Mathematics Teacher, September 1999, 92:6, 475-481, 485-489.
Grade: 10-12

Using the Elegance of Arithmetic to Enhance the Power of Algebra.
Michael McConnell and Dip N. Bhattachanya.
Mathematics Teacher, September 1999, 92:6, 492-495.
Grade: Secondary

Ten Lessons from the Proof of Fermat's Last Theorem.
Jeremy Kahan.
Mathematics Teacher, September 1999, 92:6, 530-531.
Grade: Secondary

Understanding Algebraic Notation from the Students' Perspective.
Margaret Tatem Kinzel.
Mathematics Teacher, May 1999, 92:5, 436-442.
Grade: Secondary

Using a Digital Camera to Verify Quadratic Behavior.
Harris S. Schultz.
Mathematics Teacher, April 1999, 92:4, 292-293.
Grade: Secondary

Algebra as Generalized Arithmetic: Starting with the Known for a Change.
Randolph A. Philipp and Bonnie P. Schappelle.
Mathematics Teacher, April 1999, 92:4, 310-316.
Grade: Secondary

Graphing for All Students.
William L. Blubaugh and Kristin Emmons.
Mathematics Teacher, April 1999, 92:4, 323-326, 332-334.
Grade: Secondary

Graphing Vertical and Horizontal Lines.
Robert S. Coughlin Jr.
Mathematics Teacher, March 1999, 92:3, 222-223.
Grade: Secondary

Changing Assessment Practices in an Algebra Class, or "Will This Be on the Test?"
Tricia Murphy.
Mathematics Teacher, March 1999, 92:3, 247-249.
Grade: Secondary

A New Breed of Calculators: Do They Change the Way We Teach?
James Bodlesni.
Mathematics Teacher, February 1999, 92:2, 88-89.
Grade: Secondary

Promote Systems of Linear Inequalities with Real-World Problems.
Thomas G. Edwards and Kenneth R. Chelst.
Mathematics Teacher, February 1999, 92:2, 118-123.
Grade: Secondary

Cooperative Learning in Mathematics Teacher Education.
Alice F. Artzt.
Mathematics Teacher, January 1999, 92:1, 11-17.
Grade: Secondary

"I Would Consider the Following to Be a Proof…"
Walter Dodge, Kathleen Goto and Philip Mallinson.
Mathematics Teacher, November 1998, 91:8, 652-653.
Grade: Secondary

Can Computers Be Used to Teach Proofs?
Judith A. Silver.
Mathematics Teacher, November 1998, 91:8, 660-663.
Grade: Secondary

A Unified Framework for Proof and Disproof.
Susanna S. Epp.
Mathematics Teacher, November 1998, 91:8, 708-713.
Grade: Secondary

On Proofs and Their Performance as Works of Art.
Greisy Winicki-Landman.
Mathematics Teacher, November 1998, 91:8, 722-725.
Grade: Secondary

Fun Fractions? You've Got to Be Kidding!
Richard Kreminski.
Mathematics Teacher, October 1998, 91:7, 572-575.
Grade: Secondary

Newton's Method for Square Root: A Spreadsheet Investigation and Extension into Chaos.
Sharon Dugdale.
Mathematics Teacher, October 1998, 91:7, 576-585.
Grade: Secondary

Visualizing Cost, Revenue, and Profit.
Frances Van Dyke.
Mathematics Teacher, September 1998, 91:6, 488-493, 500-503.
Grade: Secondary

An EXCELlent Bridge to Algebra.
Alex Friedlander.
Mathematics Teacher, May 1998, 91:5, 383-383.
Grade: 7

Exploring the Locus Definitions of the Conic Sections.
Eugene A. Olmstead.
Mathematics Teacher, May 1998, 91:5, 428-434.
Grade: Secondary

Paving the Way to Algebraic Thought Using Residue Designs.
Iris DeLoach Johnson.
Mathematics Teacher, April 1998, 91:4, 326-332.
Grade: 8

Maclaurin's Theorem for High School Calculus Students.
Ysbrand de Bruyn.
Mathematics Teacher, March 1998, 91:3, 256-260.
Grade: Secondary

The Binomial Theorem Tastes the Rainbow.
Carolyn K. Cuff.
Mathematics Teacher, March 1998, 91:3, 262-264.
Grade: Secondary

From an E to an A in First-Year Algebra with the Help of a Graphing Calculator.
Sandra Callis Bethel and Nicolas B. Miller.
Mathematics Teacher, February 1998, 91:2, 118-119.
Grade: 10

Focusing on Worthwhile Mathematical Tasks in Professional Development: Using a Task
from the National Assessment of Educational Progress.
Mathematics Teacher, February 1998, 91:2, 156-161.
Grade: Secondary

Introducing the Variable through Pattern Exploration.
Lyn D. English and Elizabeth A. Warren.
Mathematics Teacher, February 1998, 91:2, 166-170.
Grade: 6-9

  • A Geometric Puzzle That Leads to Fibonacci Sequences.
    Mathematics Teacher, January 1998, 91:1, 21-23.
    Grade: Secondary

    Multiple Representations and Connections Using Technology.
    Charles Vonder Embse and Vernon W. Yoder.
    Mathematics Teacher, January 1998, 91:1, 62-67.
    Grade: Secondary

    Problem Solving Does Not Have to Be a Problem.
    Cynthia Barb and Anne Larson Quinn.
    Mathematics Teacher, October 1997, 90:7, 536-542.
    Grade: Secondary

    Reasoning with Algebra.
    Alex Friedlander and Rina Hershkowitz.
    Mathematics Teacher, September 1997, 90:6, 443-447.
    Grade: Secondary

    Pascal's Triangle -- Patterns, Paths, and Plinko.
    Patricia Lemon.
    Mathematics Teacher, April 1997, 90:4, 270-273.
    Grade: Secondary

    Connecting Writing to the Mathematics Curriculum.
    David K. Pugalee.
    Mathematics Teacher, April 1997, 90:4, 308-310.
    Grade: Secondary

    More Functions of a Toy Balloon.
    Loring Coes III.
    Mathematics Teacher, April 1997, 90:4, 290-294, 300-302.
    Grade: Secondary

    Approaching the Speed of Light with Class.
    Rosalie A. Dance and James T. Sandefur.
    Mathematics Teacher, April 1997, 90:4, 314-321.
    Grade: Secondary

    A Formula for Factoring.
    Kay I. Meeks Roebuck.
    Mathematics Teacher, March 1997, 90:3, 206-207.
    Grade: Secondary

    How One Physics Teacher Changed His Algebraic Thinking.
    Marsha P. Nicol.
    Mathematics Teacher, February 1997, 90:2, 86-89.
    Grade: Secondary

    Telephones and Algebra.
    Elizabeth Berman Appelbaum.
    Mathematics Teacher, February 1997, 90:2, 96-100.
    Grade: Secondary

    Ideas About Symbolism That Students Bring to Algebra.
    Kaye Stacey and Mollie MacGregor.
    Mathematics Teacher, February 1997, 90:2, 110-113.
    Grade: Secondary

    Iterating Linear Functions -- an Introduction to Dynamical Systems.
    Jonathan Choate and Henri Picciotto.
    Mathematics Teacher, February 1997, 90:2, 122-126, 132-136.
    Grade: 9-12

    [Naturally] Numbers Are Fun.
    Don Crossfield.
    Mathematics Teacher, February 1997, 90:2, 92-95.
    Grade: Secondary

    Supporting the Development of Mathematical Pedagogy.
    Catherine A. Brown and Margaret S. Smith.
    Mathematics Teacher, February 1997, 90:2, 138-143.
    Grade: Secondary

    Building the Concept of Function from Students' Everyday Activities.
    Susana Davidenko.
    Mathematics Teacher, February 1997, 90:2, 144-149.
    Grade: Secondary

    Algebraic Thinking: A Theme for Professional Development.
    Faye Ruopp, Al Cuoco, Sue M. Rasala, and M. Grace Kelemanik.
    Mathematics Teacher, February 1997, 90:2, 150-154.
    Grade: Kindergarten -- 12

    Improving Classroom Tests as a Means of Improving Assessment.
    Denisse R. Thompson, Charlene E. Beckmann, and Sharon L. Senk.
    Mathematics Teacher, January 1997, 90:1, 58-64.
    Grade: Secondary

    When Does a Dog Become Older Than Its Owner?
    Anne Larson Quinn and Karen R. Larson.
    Mathematics Teacher, December 1996, 89:9, 734-737.
    Grade: Secondary

    A Computer for All Students -- Revisited.
    Bert K. Waits and Franklin Demana.
    Mathematics Teacher, December 1996, 89:9, 712-714.
    Grade: 9-12

    Multiple Connections.
    Rose Mary Zbiek.
    Mathematics Teacher, November 1996, 89:8, 628-634.
    Grade: 9

    Geometry, Iteration, and Finance.
    A. Landy Godbold Jr.
    Mathematics Teacher, November 1996, 89:8, 646-651.
    Grade: Secondary

    The Write Way: A Look at Journal Writing in First-Year Algebra.
    Barbara J. Dougherty.
    Mathematics Teacher, October 1996, 89:7, 556-560.
    Grade: Secondary

    Journals: Pathways to Thinking in Second-Year Algebra.
    Kathleen P. Chapman.
    Mathematics Teacher, October 1996, 89:7, 588-590.
    Grade: Secondary

    Data Driven Mathematics: A Curriculum Strand for High School Mathematics.
    Gail Burril.
    Mathematics Teacher, September 1996, 89:6, 460-465, 540.
    Grade: 8-12

    Analyzing Data from the Olympic Games for Trends and Inferences.
    Richard T. Edgerton.
    Mathematics Teacher, May 1996, 89:5, 370-372.
    Grade: Secondary

    A Mean Solution to an Old Circle Standard.
    Andrew J. Samide and Amanda M. Warfield.
    Mathematics Teacher, May 1996, 89:5, 411-413.
    Grade: Secondary

    Becoming Flexible with Functions: Investigating United States Population Growth.
    Barry E. Shealy.
    Mathematics Teacher, May 1996, 89:5, 414-418.
    Grade: Secondary

    How High is the Water Tower?
    Richard Alverez.
    Mathematics Teacher, April 1996, 89:4, 271-278.
    Grade: Secondary

    How Many Cards? Let's Ask the LCM.
    Monte J. Zerger.
    Mathematics Teacher, April 1996, 89:4, 298-299, 305.
    Grade: Secondary

    Group Theory: It's a SNAP.
    Linda Huetinck.
    Mathematics Teacher, April 1996, 89:4, 342-346.
    Grade: Secondary

    An Interest in Radioactivity.
    Jane B. Kennedy.
    Mathematics Teacher, March 1996, 89:3, 209-214, 228-230.
    Grade: 7-12

    Exploring Parametric Transformations of Functions.
    Charles Vonder Embse.
    Mathematics Teacher, March 1996, 89:3, 232-240.
    Grade: 9-12

    Informal Assessment: A Story from the Classroom.
    Mary Lynn Vincent and Linda Wilson.
    Mathematics Teacher, March 1996, 89:3, 248-250.
    Grade: Secondary

    Technology and Reasoning in Algebra and Geometry.
    Daniel B. Herschhorn and Denisse R. Thompson.
    Mathematics Teacher, February 1996, 89:2, 138-142.
    Grade: Secondary

    Using Clock Arithmetic to Send Secret Messages.
    Catherine A. Gorini.
    Mathematics Teacher, February 1996, 89:2, 100-104.
    Grade: Secondary

    The Square-Patio Problem.
    Martha H. Lowther.
    Mathematics Teacher, January 1996, 89:1, 4-6.
    Grade: Middle -- Secondary

    Family Algebra Night.
    Ruth Perlstein.
    Mathematics Teacher, January 1996, 89:1, 28-29.
    Grade: Secondary

    A Technology-Intensive Approach to Algebra.
    M. Kathleen Heid and Rose Mary Zbiek.
    Mathematics Teacher, November 1995, 88:8, 650-656.
    Grade: Secondary

    College Preparatory Mathematics: Change from Within.
    Judith M. Kysh.
    Mathematics Teacher, November 1995, 88:8, 660-666.
    Grade: Secondary

    Teaching Sensible Mathematics in Sense-Making Ways with the CPMP.
    Christian R. Hirsch, Arthur F. Coxford, James T. Fey, and Harold L. Schoen.
    Mathematics Teacher, November 1995, 88:8, 694-700.
    Grade: Secondary

    Revitalizing First-Year Algebra through Problem Solving with HALP.
    Barbara J. Dougherty and Annette N. Matsumoto.
    Mathematics Teacher, November 1995, 88:8, 708-714.
    Grade: Secondary

    A Calculator Investigation of an Interesting Polynomial.
    Margery Binder.
    Mathematics Teacher, October 1995, 88:7, 558-560.
    Grade: Secondary

    Teaching Graphing Concepts with Graphing Calculators.
    Joseph Mercer.
    Mathematics Teacher, April 1995, 88:4, 268-273.
    Grade: Secondary

    Plinko, Probability and Pascal.
    LaDawn Haws.
    Mathematics Teacher, April 1995, 88:4, 282-285.
    Grade: Secondary

    Connecting Geometry and Algebra: Geometric Interpretations of Distance.
    Terry W. Cretes.
    Mathematics Teacher, April 1995, 88:4, 292-297.
    Grade: Secondary

    A Geometric Approach to the Discriminent.
    R. Daniel Hurwitz.
    Mathematics Teacher, April 1995, 88:4, 323-325.
    Grade: Secondary

    Making Connections: Journal Writing and the Professional Teaching Standards.
    Carolyn Stewart and Lucindia Chance.
    Mathematics Teacher, February 1995, 88:2, 92-95.
    Grade: Secondary

    Fibonacci Meets the TI-82.
    Gloria S. Dion.
    Mathematics Teacher, February 1995, 88:2, 101-105.
    Grade: Secondary

    Name That Graph.
    James Greenwood.
    Mathematics Teacher, January 1995, 88:1, 8-11.
    Grade: Secondary


  • Algorithms -- algebra tiles, calculators/graphing calculators, games/puzzles/toys, geoboards, money, dice/number cubes, computers/Internet/software/spreadsheets

    Real-World Problems as Contexts for Proof.
    Ted Hodgson and Kate J. Riley.
    Mathematics Teacher, December 2001, 94:9, 724-728.
    Grade: Secondary

    An Analysis of Bending Wood by Using Kerf Cuts.
    Denise Barkow, Chris Hoffmann, Rick Gillman, and Josh Wingstrom.
    Mathematics Teacher, November 2001, 94:8, 636-638.
    Grade: Secondary

    Connecting with Geology: Where's the End of the Cave?
    H.L. Vacher and John E. Mylroie.
    Mathematics Teacher, November 2001, 94:8, 640-646.
    Grade: Secondary

    Determining the Endpoint of a Segment.
    Asif Khan Mustafa.
    Mathematics Teacher, October 2001, 94:7, 586-589.
    Grade: Secondary

    Searching Families as a Source of Surprise.
    Greisy Winicki-Landman.
    Mathematics Teacher, September 2001, 94:6, 468-478.
    Grade: Algebra and up

    Teaching Mathematical Induction: An Alternative Approach.
    Lucas G. Allen.
    Mathematics Teacher, September 2001, 94:6, 500-504.
    Grade: Pre-calculus

    From the Top of the Mountain.
    Donald W. Smith.
    Mathematics Teacher, November 2000, 93:8, 700-703.
    Grade: Secondary

    The Postage-Stamp Problem, Number Theory, and the Programmable Calculator.
    Harris S. Schultz.
    Mathematics Teacher, January 1999, 92:1, 20-22.
    Grade: Secondary

    Random Variables: Simulations and Surprising Connections.
    Robert J. Quinn and Stephen Tomlinson.
    Mathematics Teacher, January 1999, 92:1, 4-9.
    Grade: 11-12

    Forest Fires, Oil Spills, and Fractal Geometry: An Investigation in Two Parts. (Part 1:
    Cellular Automata and Modeling Natural Phenomena).
    L. Charles Biehl.
    Mathematics Teacher, November 1998, 91:8, 682-690, 696-698.
    Grade: 9-12

    Newton's Method for Square Root: A Spreadsheet Investigation and Extension into Chaos.
    Sharon Dugdale.
    Mathematics Teacher, October 1998, 91:7, 576-585.
    Grade: Secondary

    Geoboard Quadrilaterals.
    Joe Kennedy and Eric McDowell.
    Mathematics Teacher, April 1998, 91:4, 288-290.
    Grade: Secondary

    Tacoma Shuffle.
    Lyman S. Holden and Loyce K. Holden.
    Mathematics Teacher, March 1998, 91:3, 212-216.
    Grade: Secondary

    Using Spreadsheets to Analyze the Historical Perspectives of Apportionment.
    Robert Iovinelli.
    Mathematics Teacher, February 1998, 91:2, 176-182.
    Grade: Secondary

    Recent Improvements to the Sieve of Eratosthenes.
    Antonio R. Quesada.
    Mathematics Teacher, April 1997, 90:4, 304-307.
    Grade: Secondary

    Generating Fractals through Self-Replication.
    David Reinstein, Paul Sally, and Dane R. Camp.
    Mathematics Teacher, January 1997, 90:1, 43-45, 34-38.
    Grade: 9-12

    A Computer for All Students -- Revisited.
    Bert K. Waits and Franklin Demana.
    Mathematics Teacher, December 1996, 89:9, 712-714.
    Grade: 9-12


    Amplitude -- protractors, calculators/graphing calculators, rulers/tape measures/trundle wheels/callipers

    Understanding Transformations of Periodic Functions through Art.
    Syrilda Miller.
    Mathematics Teacher, November 2001, 94:8, 632-635.
    Grade: Pre-calculus

    I Found Sinusoids in My Gas Bill.
    Cathy G. Schloemer.
    Mathematics Teacher, January 2000, 93:1, 10-12.
    Grade: Secondary

    Creative Writing in Trigonometry.
    Julia A Barnes.
    Mathematics Teacher, September 1999, 92:6, 498-503.
    Grade: Secondary


    Angles -- protractors, compasses, geoboards, miras/mirrors/reflective material, rulers/tape measures/trundle wheels/callipers, computers/Internet/software/spreadsheets, pattern blocks, calculators/graphing calculators, clinometer/transit

    A Calculator Problem, Revisited.
    Donna M. Gonzales-Velasco.
    Mathematics Teacher, May 2001, 94:5, 365-368.
    Grade: Secondary

    Dividing Any Angle into Any Number of Equal Parts.
    Thomas W. Hutcheson.
    Mathematics Teacher, May 2001, 94:5, 400-405.
    Grade: Secondary

    Consequences of the Varignon Parallelogram Theorem.
    Peter N. Oliver.
    Mathematics Teacher, May 2001, 94:5, 406-408.
    Grade: Elementary -- Secondary

    The Archaeological Dig Site: Using Geometry to Reconstruct the Past.
    Patricia S. Moyer and Wei She Hsia.
    Mathematics Teacher, March 2001, 94:3, 193-199, 206-207.
    Grade: Secondary

    Angle Limit -- A Paper-Folding Investigation.
    David Pagni and Larry Espinoza.
    Mathematics Teacher, January 2001, 94:1, 20-22.
    Grade: Secondary

    Analytic Methods in Investigative Geometry.
    David E. Dobbs.
    Mathematics Teacher, January 2001, 94:1, 28-30.
    Grade: Secondary

    The Angles of a Star.
    Alan Lipp.
    Mathematics Teacher, September 2000, 93:6, 512-516.
    Grade: Secondary

    Creative Writing in Trigonometry.
    Julia A Barnes.
    Mathematics Teacher, September 1999, 92:6, 498-503.
    Grade: Secondary

    The Rules of the Game.
    Don Gernes.
    Mathematics Teacher, May 1999, 92:5, 424-429.
    Grade: Secondary

    Using ROOTine Problems for Group Work in Geometry.
    Regina M. Panasuk and Yvonne Greenleaf.
    Mathematics Teacher, December 1998, 91:9, 794-798.
    Grade: Secondary

    Interactive Technology and Classic Geometry Problems.
    Jean J. McGehee.
    Mathematics Teacher, March 1998, 91:3, 204-208.
    Grade: Secondary

    The Pythagorean Theorem: An Infinite Number of Proofs?
    Larry Hoehn.
    Mathematics Teacher, September 1997, 90:6, 438-441.
    Grade: Secondary

    Proof: The Power of Persuasion.
    Bill Leonard.
    Mathematics Teacher, March 1997, 90:3, 202-204.
    Grade: Secondary

    A Mathematics Trail at Exeter Academy.
    Ron Lancaster and Vince Delisi.
    Mathematics Teacher, March 1997, 90:3, 234-237.
    Grade: Secondary

    Visualizing the Proof of the Mean-Value Theorem for Derivatives.
    Marsha Hurwitz.
    Mathematics Teacher, January 1997, 90:1, 16-18.
    Grade: Secondary

    Pentagrams and Spirals.
    Lew Douglas.
    Mathematics Teacher, November 1996, 89:8, 680-687.
    Grade: 9-11

    Where are We?
    Charles Waiveris and Timothy V. Craine.
    Mathematics Teacher, September 1996, 89:6, 524-534.
    Grade: 9-11

    How High is the Water Tower?
    Richard Alverez.
    Mathematics Teacher, April 1996, 89:4, 271-278.
    Grade: Secondary

    Illustrating Mathematical Connections: A Geometric Proof of Euler's Theorem.
    Erin K. Fry and Peter L. Glidden.
    Mathematics Teacher, January 1996, 89:1, 62-65.
    Grade: Secondary


    Area/surface area -- geoboards, base-ten blocks, cubes/Unifix cubes, pattern blocks, rulers/tape measures/trundle wheels/callipers, geometric shapes, paper/origami/stencil patterns/graph paper/geometric solids/polyhedra/nets

    Connecting Data and Geometry.
    Timothy E. Erickson.
    Mathematics Teacher, November 2001, 94:8, 710-714.
    Grade: Secondary

    Don't be a Square -- a Geometric Excursion.
    Peggy A. House.
    Mathematics Teacher, May 2001, 94:5, 352-359.
    Grade: Secondary

    Consequences of the Varignon Parallelogram Theorem.
    Peter N. Oliver.
    Mathematics Teacher, May 2001, 94:5, 406-408.
    Grade: Elementary -- Secondary

    Kissing Pennies and Eating Pi.
    David A. Buhl.
    Mathematics Teacher, April 2001, 94:4, 254-256.
    Grade: Secondary

    Just Thinkin' of the Rain.
    Charles E. Emenaker.
    Mathematics Teacher, April 2001, 94:4, 272-276.
    Grade: Secondary

    Centroid of a Polygon -- Three Views.
    Thomas W. Shilgalis and Carol T. Benson.
    Mathematics Teacher, April 2001, 94:4, 302-307.
    Grade: Secondary

    Geometric Approaches to Quadratic Equations from Other Times and Places.
    Patricia R. Allaire and Robert E. Bradley.
    Mathematics Teacher, April 2001, 94:4, 308-313, 319.
    Grade: Secondary

    Geometric Meaning in the Mean Means More Meaningful Mathematics.
    Matt E. Fluster.
    Mathematics Teacher, March 2001, 94:3, 186-192.
    Grade: Secondary

    Dinosaurs, Dinosaur Eggs, and Probability.
    Anne R. Teppo and Ted Hodgson.
    Mathematics Teacher, February 2001, 94:2, 86-92.
    Grade: 8-12+

    A Visit from Pythagoras -- Using Costumes in the Classroom.
    Lawrence H. Shirley.
    Mathematics Teacher, November 2000, 93:8, 652-655.
    Grade: Secondary

    Teaching Strategies for "Algebra for All."
    James R. Choike.
    Mathematics Teacher, October 2000, 93:7, 556-560.
    Grade: Secondary

    A Triangle Divided: Investigating Equal Areas.
    Daniel Scher.
    Mathematics Teacher, October 2000, 93:7, 608-611.
    Grade: Secondary

    Isoperimetric Quadrilaterals: Mathematical Reasoning with Technology.
    Gina M. Foletta and David B. Leep.
    Mathematics Teacher, February 2000, 93:2, 144-147.
    Grade: Secondary

    (A + B + C)3.
    Richard S. Forringer.
    Mathematics Teacher, January 2000, 93:1, 6-8.
    Grade: Secondary

    Foam Images.
    Theresa Reardon Offerman.
    Mathematics Teacher, May 1999, 92:5, 391-399.
    Grade: Secondary

    The Oak Leaf: Connecting Geometry and Biology.
    Judy Snyder.
    Mathematics Teacher, April 1999, 92:4, 294-298.
    Grade: 9

    Extending a (TIMSS) Japanese Lesson Using Trigonometry.
    David L. Pagni and Harris S. Schultz.
    Mathematics Teacher, March 1999, 92:3, 189-191.
    Grade: Secondary

    Multiple Representations for Pattern Exploration with the Graphing Calculator and
    Manipulatives.
    Douglas A. Lapp.
    Mathematics Teacher, February 1999, 92:2, 109-113.
    Grade: Secondary

    Forest Fires, Oil Spills, and Fractal Geometry: An Investigation in Two Parts. (Part 2:
    Using Fractal Complexity to Analyze Mathematical Models).
    L. Charles Biehl.
    Mathematics Teacher, February 1999, 92:2, 128-130, 136-139.
    Grade: 9-12

    In Search of Perfect Triangles.
    Martin Vern Bonsangue.
    Mathematics Teacher, January 1999, 92:1, 56-61.
    Grade: Secondary

    Using ROOTine Problems for Group Work in Geometry.
    Regina M. Panasuk and Yvonne Greenleaf.
    Mathematics Teacher, December 1998, 91:9, 794-798.
    Grade: Secondary

    Stitching Quilts into Coordinate Geometry.
    Susanne K. Westegaard.
    Mathematics Teacher, October 1998, 91:7, 587-592, 598-600.
    Grade: 7-12

    Investigating Polygonal Areas: Making Conjectures and Proving Theorems.
    Bishnu Naraine and Emam Hoosain.
    Mathematics Teacher, February 1998, 91:2, 135-142, 148-149.
    Grade: 8-12

    A Geometric Puzzle That Leads to Fibonacci Sequences.
    ` Mathematics Teacher, January 1998, 91:1, 21-23.
    Grade: Secondary

    The Pythagorean Theorem: An Infinite Number of Proofs?
    Larry Hoehn.
    Mathematics Teacher, September 1997, 90:6, 438-441.
    Grade: Secondary

    Reasoning with Algebra.
    Alex Friedlander and Rina Hershkowitz.
    Mathematics Teacher, September 1997, 90:6, 443-447.
    Grade: Secondary

    The Pyramid Question: A Problem-Solving Adventure.
    Ruth M. McClintock.
    Mathematics Teacher, April 1997, 90:4, 262-268.
    Grade: Secondary

    Multiple Connections.
    Rose Mary Zbiek.
    Mathematics Teacher, November 1996, 89:8, 628-634.
    Grade: 9

    Perimeters, Patterns, and Pi.
    Sue Barnes.
    Mathematics Teacher, April 1996, 89:4, 284-288.
    Grade: 9-10

    The Pentagon Problem: Geometric Reasoning with Technology.
    Rose Mary Zbiek.
    Mathematics Teacher, February 1996, 89:2, 86-90.
    Grade: Secondary

    A Visual Approach to Solving Mixture Problems.
    Albert B. Bennett Jr. and Eugene Maier.
    Mathematics Teacher, February 1996, 89:2, 108-111.
    Grade: 9-12

    Trap a Surprise in an Isosceles Trapezoid.
    Margaret M. Housinger.
    Mathematics Teacher, January 1996, 89:1, 12-14.
    Grade: Secondary


    Calculus -- calculators/graphing calculators, dice/number cubes, candy/food, models/simulation, computers/Internet/software/spreadsheets, paper/origami/stencil patterns/graph paper, books/journals/newspapers/portfolios

    Rugby and Mathematics: A Surprising Link among Geometry, the Conics, and Calculus.
    Troy Jones and Steven Jackson.
    Mathematics Teacher, November 2001, 94:8, 649-654.
    Grade: Secondary

    Dynamic Diagrams.
    Elizabeth George Bremigan.
    Mathematics Teacher, October 2001, 94:7, 566-574.
    Grade: Secondary

    Dynamic Visualizations of Calculus Ideas.
    Charles Vonder Embse.
    Mathematics Teacher, October 2001, 94:7, 602-607.
    Grade: Secondary

    Mental Mathematics beyond the Middle School: Why? What? How?
    Rheta N. Rubenstein.
    Mathematics Teacher, September 2001, 94:6, 442-446.
    Grade: Secondary

    Thinking and Writing Mathematically: "Achilles and the Tortoise" as an Algebraic Word Problem.
    Joseph G. R. Martinez.
    Mathematics Teacher, April 2001, 94:4, 248-252.
    Grade: Basic-advanced algebra

    Pierre Varignon and the Parallelogram Theorem.
    Peter N. Oliver.
    Mathematics Teacher, April 2001, 94:4, 316-319.
    Grade: Secondary

    A Quilting Problem: The Power of Multiple Solutions.
    Rheta N. Rubenstein.
    Mathematics Teacher, March 2001, 94:3, 170-173.
    Grade: Secondary

    Angle Limit -- A Paper-Folding Investigation.
    David Pagni and Larry Espinoza.
    Mathematics Teacher, January 2001, 94:1, 20-22.
    Grade: Secondary

    Is the Derivative of a Product the Product of the Derivatives?
    Marsha Hurwitz.
    Mathematics Teacher, January 2001, 94:1, 23-27.
    Grade: Secondary

    The Spaghetti Problem.
    Dennis Ippolito.
    Mathematics Teacher, May 2000, 93:5, 422-426.
    Grade: Secondary

    Kinematics and Graphs: Students' Difficulties and CBLs.
    Patricia Hale.
    Mathematics Teacher, May 2000, 93:5, 414-417.
    Grade: Secondary

    Getting to the Root of the Problem.
    Peter Vanden Bosch.
    Mathematics Teacher, March 2000, 93:3, 208-211.
    Grade: Secondary

    Isoperimetric Quadrilaterals: Mathematical Reasoning with Technology.
    Gina M. Foletta and David B. Leep.
    Mathematics Teacher, February 2000, 93:2, 144-147.
    Grade: Secondary

    Geometry's Giant Leap.
    Alan R. Brown.
    Mathematics Teacher, December 1999, 92:9, 816-819.
    Grade: 9

    Maclaurin and Taylor Series for Transcendental Functions: A Graphing-Calculator View
    of Convergence.
    Marvin E. Stick.
    Mathematics Teacher, December 1999, 92:9, 833-837.
    Grade: Secondary

    Why Not Three Dimensions?
    Steve Lege.
    Mathematics Teacher, October 1999, 92:7, 560-563.
    Grade: Secondary

    Whelk-come to Mathematics.
    Brian A. Keller and Heather A. Thompson.
    Mathematics Teacher, September 1999, 92:6, 475-481, 485-489.
    Grade: 10-12

    Exploring the Birthday Problem with Spreadsheets.
    Lawrence M. Lesser.
    Mathematics Teacher, May 1999, 92:5, 407-411.
    Grade: Secondary

    Cooperative Learning in Mathematics.
    Roza Leikin and Orit Zaslavsky.
    Mathematics Teacher, March 1999, 92:3, 240-246.
    Grade: Secondary

    A New Breed of Calculators: Do They Change the Way We Teach?
    James Bodlesni.
    Mathematics Teacher, February 1999, 92:2, 88-89.
    Grade: Secondary

    A Prop is Worth Ten Thousand Words.
    Carol M. Critchlow.
    Mathematics Teacher, January 1999, 92:1, 27-28.
    Grade: 7-12

    "I Would Consider the Following to Be a Proof…"
    Walter Dodge, Kathleen Goto and Philip Mallinson.
    Mathematics Teacher, November 1998, 91:8, 652-653.
    Grade: Secondary

    Newton's Method for Square Root: A Spreadsheet Investigation and Extension into Chaos.
    Sharon Dugdale.
    Mathematics Teacher, October 1998, 91:7, 576-585.
    Grade: Secondary

    Three-Rows Tabular Method.
    Woodrow Sun.
    Mathematics Teacher, September 1998, 91:6, 472-473.
    Grade: Secondary

    Sediment in Lake Coeur d'Alene, Idaho.
    Gail Nord and John Nord.
    Mathematics Teacher, April 1998, 91:4, 292-296.
    Grade: Secondary

    Derivatives Project.
    Ingrid Novadvorksy.
    Mathematics Teacher, April 1998, 91:4, 298-299.
    Grade: Secondary

    Student Portfolios in Mathematics.
    Donita Robinson.
    Mathematics Teacher, April 1998, 91:4, 318-325.
    Grade: Secondary

    Discovering a Geometric Volume Relationships in Calculus.
    Patrick Morriss.
    Mathematics Teacher, April 1998, 91:4, 334-336.
    Grade: Secondary

    Maclaurin's Theorem for High School Calculus Students.
    Ysbrand de Bruyn.
    Mathematics Teacher, March 1998, 91:3, 256-260.
    Grade: Secondary

    Rate of Change of Exponential Functions: A Precalculus Perspective.
    Brian Bradie.
    Mathematics Teacher, March 1998, 91:3, 224-230, 239.
    Grade: Secondary

    The Pyramid Question: A Problem-Solving Adventure.
    Ruth M. McClintock.
    Mathematics Teacher, April 1997, 90:4, 262-268.
    Grade: Secondary

    A Popcorn Project for All Students.
    Lydotta M. Taylor and Joann L. King.
    Mathematics Teacher, March 1997, 90:3, 194-200.
    Grade: Secondary

    How One Physics Teacher Changed His Algebraic Thinking.
    Marsha P. Nicol.
    Mathematics Teacher, February 1997, 90:2, 86-89.
    Grade: Secondary

    Multiple Representations -- Using Different Perspectives to Form a Clearer Picture.
    Cynthia M. Piez and Mary H. Voxman.
    Mathematics Teacher, February 1997, 90:2, 164-166.
    Grade: Secondary -- undergraduate

    Improving Classroom Tests as a Means of Improving Assessment.
    Denisse R. Thompson, Charlene E. Beckmann, and Sharon L. Senk.
    Mathematics Teacher, January 1997, 90:1, 58-64.
    Grade: Secondary

    Multiple Connections.
    Rose Mary Zbiek.
    Mathematics Teacher, November 1996, 89:8, 628-634.
    Grade: 9

    Problem Solving: A Method for All Seasons.
    Alice Hess, I.H.M.
    Mathematics Teacher, October 1996, 89:7, 598-601.
    Grade: Secondary

    Becoming Flexible with Functions: Investigating United States Population Growth.
    Barry E. Shealy.
    Mathematics Teacher, May 1996, 89:5, 414-418.
    Grade: Secondary

    The Advanced Placement Course in Statistics: Increasing Students' Options.
    Anthony V. Piccolino.
    Mathematics Teacher, May 1996, 89:5, 376-377.
    Grade: Secondary

    How High is the Water Tower?
    Richard Alverez.
    Mathematics Teacher, April 1996, 89:4, 271-278.
    Grade: Secondary

    Women in Consortium Calculus.
    Nancy C. Miller.
    Mathematics Teacher, October 1995, 88:7, 546-549.
    Grade: Secondary

    Connecting Geometry and Algebra: Geometric Interpretations of Distance.
    Terry W. Cretes.
    Mathematics Teacher, April 1995, 88:4, 292-297.
    Grade: Secondary

    A Geometric Approach to the Discriminent.
    R. Daniel Hurwitz.
    Mathematics Teacher, April 1995, 88:4, 323-325.
    Grade: Secondary

    Fibonacci Meets the TI-82.
    Gloria S. Dion.
    Mathematics Teacher, February 1995, 88:2, 101-105.
    Grade: Secondary

    Name That Graph.
    James Greenwood.
    Mathematics Teacher, January 1995, 88:1, 8-11.
    Grade: Secondary

    Circular Graphs: Vehicles for Conic and Polar Connections.
    Yvelyne Germain-McCarthy.
    Mathematics Teacher, January 1995, 88:1, 26-28.
    Grade: Secondary

    Surprising Results Using Calculators for Derivatives.
    Albert Goetz and Jeremy Kahan.
    Mathematics Teacher, January 1995, 88:1, 30-33.
    Grade: Secondary


    Circular functions -- calculators/graphing calculators, computers/Internet/software

    Perimeters, Patterns, and Pi.
    Sue Barnes.
    Mathematics Teacher, April 1996, 89:4, 284-288.
    Grade: 9-10


    Classification/sorting/making sets -- cubes/Unifix cubes, pattern blocks, money, base-ten blocks, geometric solids/polyhedra/nets, geoboards, computers/Internet/software/spreadsheets, money, maps/projections/globe, calculators/graphing calculators, models/simulation, candy/food, tower of Hanoi/Atlantis, paper/origami/stencil patterns/graph paper, games/puzzles/toys, building blocks/Lego, geometric shapes

    Cubic Polynomials.
    Alan Lipp.
    Mathematics Teacher, December 2000, 93:9, 788-792.
    Grade: Secondary

    A Triangle Divided: Investigating Equal Areas.
    Daniel Scher.
    Mathematics Teacher, October 2000, 93:7, 608-611.
    Grade: Secondary

    Forest Fires, Oil Spills, and Fractal Geometry: An Investigation in Two Parts. (Part 1:
    Cellular Automata and Modeling Natural Phenomena).
    L. Charles Biehl.
    Mathematics Teacher, November 1998, 91:8, 682-690, 696-698.
    Grade: 9-12

    Architecture and Mathematics.
    Daniel K. Reif.
    Mathematics Teacher, September 1996, 89:6, 456-458.
    Grade: Secondary

    Guidelines for Teaching Plane Isometrics in Secondary School.
    Adela Jaime and Angel Gutierrez.
    Mathematics Teacher, October 1995, 88:7, 591-597.
    Grade: Secondary


    Coordinate/analytic geometry -- computers/Internet/software/spreadsheets, geoboards, calculators/graphing calculators, books/journals/newspapers/portfolios, paper/origami/stencil patterns/graph paper

    Rugby and Mathematics: A Surprising Link among Geometry, the Conics, and Calculus.
    Troy Jones and Steven Jackson.
    Mathematics Teacher, November 2001, 94:8, 649-654.
    Grade: Secondary

    Dynamic Visualizations of Calculus Ideas.
    Charles Vonder Embse.
    Mathematics Teacher, October 2001, 94:7, 602-607.
    Grade: Secondary

    A Calculator Problem, Revisited.
    Donna M. Gonzales-Velasco.
    Mathematics Teacher, May 2001, 94:5, 365-368.
    Grade: Secondary

    Stretching Pythagoras around the Corner: Linking and Modeling in Precalculus.
    David H. Collingwood and Marilyn Stor.
    Mathematics Teacher, May 2001, 94:5, 369-379.
    Grade: Secondary

    Centroid of a Polygon -- Three Views.
    Thomas W. Shilgalis and Carol T. Benson.
    Mathematics Teacher, April 2001, 94:4, 302-307.
    Grade: Secondary

    Dinosaurs, Dinosaur Eggs, and Probability.
    Anne R. Teppo and Ted Hodgson.
    Mathematics Teacher, February 2001, 94:2, 86-92.
    Grade: 8-12+

    Analytic Methods in Investigative Geometry.
    David E. Dobbs.
    Mathematics Teacher, January 2001, 94:1, 28-30.
    Grade: Secondary

    Grasping Graphing.
    Anne C. Patterson.
    Mathematics Teacher, December 1999, 92:9, 758-762.
    Grade: Secondary

    Stitching Quilts into Coordinate Geometry.
    Susanne K. Westegaard.
    Mathematics Teacher, October 1998, 91:7, 587-592, 598-600.
    Grade: 7-12

    Finding Buried Treasures -- An Application of the Geometer's Sketchpad.
    Thomas W. Shilgalis.
    Mathematics Teacher, February 1998, 91:2, 162-165.
    Grade: Secondary

    A Geometric Puzzle That Leads to Fibonacci Sequences.
    Mathematics Teacher, January 1998, 91:1, 21-23.
    Grade: Secondary

    Reciprocal Mappings: The Neglected Transformations.
    James R. Metz and Joseph T. Zilliox.
    Mathematics Teacher, April 1997, 90:4, 328-327.
    Grade: Secondary

    Data Driven Mathematics: A Curriculum Strand for High School Mathematics.
    Gail Burril.
    Mathematics Teacher, September 1996, 89:6, 460-465, 540.
    Grade: 8-12

    Stimulating Mathematical Interest with Dynamical Systems.
    Marilyn B. Durkin.
    Mathematics Teacher, March 1996, 89:3, 242-247.
    Grade: Secondary

    A Geometric Approach to the Discriminent.
    R. Daniel Hurwitz.
    Mathematics Teacher, April 1995, 88:4, 323-325.
    Grade: Secondary

    Teaching Graphing Concepts with Graphing Calculators.
    Joseph Mercer.
    Mathematics Teacher, April 1995, 88:4, 268-273.
    Grade: Secondary


    Conic sections -- computers/Internet/software/spreadsheets, calculators/graphing calculators, paper/origami/stencil patterns/graph paper, models/simulation

    Why Not Three Dimensions?
    Steve Lege.
    Mathematics Teacher, October 1999, 92:7, 560-563.
    Grade: Secondary

    Whelk-come to Mathematics.
    Brian A. Keller and Heather A. Thompson.
    Mathematics Teacher, September 1999, 92:6, 475-481, 485-489.
    Grade: 10-12

    Exploding the Ellipse.
    Arnold Good.
    Mathematics Teacher, March 1999, 92:3, 186-188.
    Grade: Secondary

    Thinking Deeply about Knowing Mathematics.
    Joanna O. Masingila.
    Mathematics Teacher, October 1998, 91:7, 610-614.
    Grade: Secondary

    Exploring the Locus Definitions of the Conic Sections.
    Eugene A. Olmstead.
    Mathematics Teacher, May 1998, 91:5, 428-434.
    Grade: Secondary

    A Look at Parabolas with a Graphing Calculator.
    Luella H. Johnson.
    Mathematics Teacher, April 1997, 90:4, 278-282.
    Grade: Secondary

    The Demands of Alternative Assessment: What Teachers Say.
    Thomas J. Cooney, Karen Bell, Diane Fisher-Cauble, and Wendy B. Sanchez.
    Mathematics Teacher, September 1996, 89:6, 484-488.
    Grade: Secondary

    Folded Paper, Dynamic Geometry, and Proof: A Three-Tier Approach to the Conics.
    Daniel P. Scher.
    Mathematics Teacher, March 1996, 89:3,188-193.
    Grade: Secondary

    Exploring Quadratic Functions: From a to c.
    Thomas G. Edwards.
    Mathematics Teacher, February 1996, 89:2, 144-146.
    Grade: Secondary

    A Graphical Approach to the Quadratic Formula.
    Timothy V. Craine.
    Mathematics Teacher, January 1996, 89:1, 34-38-44-46.
    Grade: Secondary

    Circular Graphs: Vehicles for Conic and Polar Connections.
    Yvelyne Germain-McCarthy.
    Mathematics Teacher, January 1995, 88:1, 26-28.
    Grade: Secondary


    Constructions -- computers/Internet/software/spreadsheets, miras/mirrors/reflective material, rulers/tape measures/trundle wheels/callipers, compasses, protractors

    Dividable Triangles -- What Are They?
    Roza Leikin.
    Mathematics Teacher, May 2001, 94:5, 392-398.
    Grade: Secondary

    Geometric Approaches to Quadratic Equations from Other Times and Places.
    Patricia R. Allaire and Robert E. Bradley.
    Mathematics Teacher. April 2001, 94:4, 308-313, 319.
    Grade: Secondary

    Making Better Use of Computer Tools in Geometry.
    Brad Glass and Walter Deckert.
    Mathematics Teacher, March 2001, 94:3, 224-229.
    Grade: Secondary

    Cost Allocation: An Application of Fair Division.
    Albert Goetz.
    Mathematics Teacher, October 2000, 93:7, 600-603.
    Grade: Secondary

    Forest Fires, Oil Spills, and Fractal Geometry: An Investigation in Two Parts. (Part 2: Using Fractal Complexity to Analyze Mathematical Models).
    L. Charles Biehl.
    Mathematics Teacher, February 1999, 92:2, 128-130, 136-139.
    Grade: 9-12

    The Euler Line and Nine-Point-Circle Theorems.
    Frank M. Eccles.
    Mathematics Teacher, January 1999, 92:1, 50-54.
    Grade: Secondary

    Geometric Construction: Visualizing and Understanding Geometry.
    Cathleen V. Sanders.
    Mathematics Teacher, October 1998, 91:7, 554-556.
    Grade: Secondary

    Assessing Justification and Proof in Geometry Classes Taught Using Dynamic Software.
    Enrique Galindo.
    Mathematics Teacher, January 1998, 91:1, 76-82.
    Grade: Secondary

    Using the Assessment of Students' Learning to Reshape Teaching.
    Sandra K. Wilcox and Ronald S. Zielinski.
    Mathematics Teacher, March 1997, 90:3, 223-229.
    Grade: Secondary

    Pentagrams and Spirals.
    Lew Douglas.
    Mathematics Teacher, November 1996, 89:8, 680-687.
    Grade: 9-11

    The Pentagon Problem: Geometric Reasoning with Technology.
    Rose Mary Zbiek.
    Mathematics Teacher, February 1996, 89:2, 86-90.
    Grade: Secondary


    Counting/skip-counting/one-to-one correspondence -- cubes/Unifix cubes, geoboards, games/puzzles/toys, spinners, dice/number cubes, money, calculators/graphing calculators, computers/Internet/software/spreadsheets, compasses, video technology/multi-media

    A Quilting Problem: The Power of Multiple Solutions.
    Rheta N. Rubenstein.
    Mathematics Teacher, March 2001, 94:3, 170-173.
    Grade: Secondary

    Mathematics in Tribal Philippines and Other Societies in the South Pacific.
    Queena N. Lee-Chua.
    Mathematics Teacher, January 2001, 94:1, 50-55.
    Grade: 11-12

    A Visit from Pythagoras -- Using Costumes in the Classroom.
    Lawrence H. Shirley.
    Mathematics Teacher, November 2000, 93:8, 652-655.
    Grade: Secondary

    Bingo Games: Turning Students Intuitions into Investigations in Probability and Number Sense.
    Jennifer M. Bay, Robert E. Reys, Ken Simms, and P. Mark Taylor.
    Mathematics Teacher, March 2000, 93:3, 200-206.
    Grade: 7-9

    Photographs and Committees: Activities That Help Students Discover Permutations and
    Combinations.
    Jennifer Earles Szydlik.
    Mathematics Teacher, February 2000, 93:2, 93-99.
    Grade: Secondary

    A Mathematical History Tour.
    Loretta Kelly.
    Mathematics Teacher, January 2000, 93:1, 14-17.
    Grade: Secondary

    Counting Triples, Triangles, and Acute Triangles.
    Ruth McClintock.
    Mathematics Teacher, October 1999, 92:7, 612-619.
    Grade: 9-12

    Studying Proportions Using the Capture-Recapture Method.
    Gregory D. Bisbu and David M. Conway.
    Mathematics Teacher, March 1999, 92:3, 215-218.
    Grade: Secondary

    Geoboard Quadrilaterals.
    Joe Kennedy and Eric McDowell.
    Mathematics Teacher, April 1998, 91:4, 288-290.
    Grade: Secondary

    The Conic Sections in Taxicab Geometry: Some Investigations for High School Students.
    Fernand J. Prevost.
    Mathematics Teacher, April 1998, 91:4, 304-310, 316-317, 341.
    Grade: Secondary

    Counting Penguins.
    Mike Perry and Garry Koder.
    Mathematics Teacher, February 1998, 91:2, 110-116.
    Grade: 9-12

    Keep Counting Those Boxes -- There's More.
    Richard M. Grassl and Tabitha T.Y. Mingus.
    Mathematics Teacher, February 1998, 91:2, 122-127.
    Grade: 9-12

    A Mathematics Trail at Exeter Academy.
    Ron Lancaster and Vince Delisi.
    Mathematics Teacher, March 1997, 90:3, 234-237.
    Grade: Secondary

    "What If…?" A Case in Point.
    James O. Friel and Gerald E. Gannon.
    Mathematics Teacher, April 1995, 88:4, 320-322.
    Grade: Secondary

    Return to Section 4 index page

    Updated 9-1-03