3-D Home Kit, Feb 1993, 176
An ABSOLUTE-ly VALUE-able Manipulative, Apr 1991, 303-307
Activities: A Concrete Approach to Mathematical Induction, Apr 1995, 302-7, 314-8
Activities: A Geometric Look at Greatest Common Divisor, Mar 1991, 202-208
Activities: A Visual Approach to Deductive Reasoning, Sep 1995, 481-6, 492-4
Activities: An Electrifying Introduction to Algebra, Apr 1987, 301-311
Activities: An Introduction to the Concept of Slope, Jan 1994, 27-30, 37-41
Activities: Area and Perimeter Connections, Mar 1993, 218-21, 231-2
Activities: Area Models and Expected Value, Nov 1987, 650-658
645-648
Activities: Area Models for Probability, Mar 1987, 217-223
Activities: Counting Embedded Figures, Oct 1994, 524-8, 538-41
Activities: Cube Challenge, May 1993, 386-90, 395-8
Activities: Determining Area and Calculating Cost: A Model Application, May 1992, 360-1, 367-70
Activities: Discovery with Cubes, May 1988, 377-381
Activities: Estimation, Qualitative Thinking, and Problem Solving, Sep 1987, 461-468
Activities: Exploring Data with Box Plots, Nov 1988, 658-663
Activities: Exploring Three- and Four-Dimensional Space, Oct 1995, 572-8, 588-90
Activities: Expressions, Equations, and Inequalities, Jan 1990, 41-45
Activities for Implementing Curricular Themes from the Agenda for Action, Mar 1987, 253
Activities for the Logistic Growth Model: or, Invasion of the Killer Moths, Oct 1997, 588–97
Activities: From Graphs to Matrices, Feb 1990, 127-134
Activities: Functions and Their Representations, Mar 1990, 209-216
Activities: Gas-Bill Mathematics, Mar 1995, 214-8, 224-7
Activities: Geometric Transformations-Part 1, Mar 1994, 177-81, 187-9
Activities: Geometric Transformations-Part 2, Apr 1994, 258-61, 268-70
Activities: Golden Triangles, Pentagons, and Pentagrams, May 1994, 338-44, 350-3
Activities: Graphing Art, Feb 1995, 124-8, 134-6
Activities: Graphs, Games, and Generalizations, Dec 1988, 741-746
Activities: Inductive and Deductive Reasoning, May 1990, 378-384
Activities: Interesting Area Ratios within a Triangle, Nov 1989, 630-636
Activities: Interpreting Graphs, May 1989, 353-360
Activities: Interpreting Proportional Relationships, Sep 1989, 445-452
Activities: Introducing Function and Its Notation, Oct 1987, 558-564
Activities: Line and Rotational Symmetry, Apr 1991, 296-302
Activities: Make Your Own Problems-And Then Solve Them, Nov 1991, 647-655
Activities: Math Jeopardy, Jan 1988, 45-50
Activities: Mathematical Connections with a Spirograph, Feb 1992, 129-137
Activities: Mathematics as Communication: Graphing Information Collected Over Time, Dec 1990, 730-736
Activities: Metes and Bounds Descriptions: An Application of Geometry and Measurement, Sep 1990, 462-468
Activities: Patterns in the Hundred Chart-Part 1, Jan 1991, 43-48
Activities: Patterns in the Hundred Chart-Part 2, Feb 1991, 118-124
Activities: Percentage and the Hand Calculator, May 1986, 361-367
Activities: Percentages and Cuisenaire Rods, Nov 1990, 648-654
Activities: Perimeters, Patterns, and Conjectures, Feb 1994, 98-101, 107-8
Activities: Playing with Blocks: Visualizing Functions, Nov 1992, 641-6, 652-4
Activities: Polygonal Numbers and Recursion, Oct 1990, 555-562
Activities: Polygons Made to Order, Jan 1987, 44-50
Activities: Preparing for Pythagoras, Apr 1989, 271-275
Activities: Problem Solving with Cubes, Sep 1992, 447-50, 458-60
Activities: Problems without Numbers, Mar 1988 197-201
Activities: Proportional Relationships and Unit Rates, Oct 1989, 537-544
Activities: Rectangular Numbers, Oct 1986, 528-532
Activities: Recursion and the Central Polygonal Numbers, Dec 1991, 738-746
Activities: Relating to Graphs in Introductory Algebra, Sep 1994, 427-32, 438-9
Activities: Skiing the Slopes, Dec 1987, 733-739
Activities: Some Discoveries with Right-Rectangular Prisms, Feb 1989, 118-123
Activities: Supply and Demand-An Application of Linear Equations, Oct 1991, 554-559
Activities: Teaching the Elimination Strategy, Jan 1986, 34-36, 41-47
Activities: The Functions of a Toy Balloon, Nov 1994, 619-22, 628-9
Activities: The Marble Sifter: A Half-Life Simulation, Dec 1993, 748-51, 757-9
Activities: Through the Looking Glass with Planes, Points, and Rotational Symmetry, May 1987, 377-388
Activities: Time for Trigonometry, May 1995, 393-6, 405-10
Activities: Trigonometry Drills, Mar 1992, 201-2, 207-10
Activities: Understanding Angles: Wedges to Degrees, Apr 1990, 294-300
Activities: Understanding Division of Fractions, Jan 1993, 43-46, 56-60
Activities: Understanding Fraction Multiplication, Dec 1992, 729-33, 739-44
Activities: Using Diagrams to Solve Problems, Mar 1989 194-200
Activities: Using Linear Functions, Oct 1988, 560-566
Activities: What Is the r For?, Dec 1995, 758-62, 768-9
Ages of Oscar-Winning Best Actors and Actresses, Feb 1990, 96-102
AIM-HI Oklahoma, May 1991, 409-412
Algebra Blox, Jan 1987, 75
The Algebra Lab: High School: Manipulative Program for Algebra I, May 1991, 408
The Algebra Lab: Middle School: Exploring Algebra Concepts with Manipulatives, Apr 1991, 332
Algebra Word Problems, Sep 1989, 478
Alternative Curriculum and Assessment at an Alternative High School, Nov 1992, 671-74
Angle Hunt, Apr 1990, 282-283
Animating Geometry Discussions with Flexigons, Nov 1994, 602-606
Ants, Tunnels, and Calculus: An Exercise in Mathematical Modeling, Apr 1994, 284-287
Applications: An Example of Algebra in Lake Roosevelt, Feb 1995, 116-120
Applications: Analyzing Data Relating to the Challenger Disaster, Sep 1994, 423-426
Applications: Charting a Classroom Cold Epidemic, Mar 1987, 204-206
Applications: Digraphs, Matrices, and Football-Team Ratings, Nov 1987, 660-664, 681
Applications of Secondary School Mathematics: Readings from the Mathematics Teacher, Oct 1992, 588
Applications: Squeal Those Tires!, Jan 1992, 56-61
Applications: Statistical Process Control and Control Charts: An Application for Statistics Classes, Sep 1987, 480-486, 474
Are Most Fractions Reduced?, Apr 1994, 236-238
Area and Perimeter are Independent, Jan 1991, 33-35
Area Formulas on Isometric Dot Paper, May 1989, 366-369
Assembling a Mathematical Rectangle, Dec 1989, 705-707
Assessing Students' Ability to Analyze Data: Reaching beyond Computation, Nov 1996, 668–73
The Bank Shot, Sep 1986, 429-430, 487
Becoming Successful Problem Solvers, Set 1 & Set 3, Sep 1994, 460
Bisymmetric Matrices: Some Elementary New Problems, Nov 1989, 622-623
Bottles and Balloons-An Adventure in Problem Solving, Apr 1986, 240-241, 287
Box Technique for Factoring, Feb 1987, 115-118
Building Fractal Models with Manipulatives, Nov 1993, 646-651
Building Thinking Skills-Book 3, Figural, Mar 1989, 224
Bulletin Boards in Mathematics Class, Sep 1993, 454-455
The Calc Handbook: Conceptual Activities for Learning the Calculus, Feb 1993, 175
Calculating Human Horsepower. Mar. 1999, 225-28
Calendar, Jan 1986, 37-40, Feb 1986, 113-116, Mar 1986, 189-192, Apr 1986, 274-276, 273, May 1986, 357-360, Sep 1986, 441-444, Oct 1986, 533-536, Nov 1986, 625-628, Dec 1986, 718-720
Calendar, Jan 1987, 37-40, Feb 1987, 121-124, Mar 1987, 213-216, Apr 1987, 297-300, May 1987, 373-376, Sep 1987, 457-460, 498, Oct 1987, 548-556, Nov 1987, 645-648, Dec 1987, 729-732
Calendar, Jan 1988, 36-44, Feb 1988, 117-120, Mar 1988 193-196, Apr 1988, 277-284, May 1988, 365-371, Sep 1988, 458-462, Oct 1988, 555-558, Nov 1988, 653-656, Dec 1988, 737-740
Calendar, Jan 1989, 37-40, Feb 1989, 113-116, Mar 1989, 189-192, Apr 1989, 265-270, May 1989, 349-352, Sep 1989, 440-444, Oct 1989, 533-6, 563, 580, Nov 1989, 625-628, Dec 1989, 708-712
Calendar, Jan 1990, 36-40, Feb 1990, 121-125, Mar 1990, 204-208, Apr 1990, 289-293, May 1990, 373-376, Sep 1990, 457-461, Oct 1990, 549-553, Nov 1990, 641-646, Dec 1990, 725-729
Calendar, Jan 1991, 37-41, Feb 1991, 113-117, Mar 1991 197-201, Apr 1991, 288-293, May 1991, 373-377, Sep 1991, 457-461, Oct 1991, 549-553, Nov 1991, 641-645, Dec 1991, 733-737
Calendar, Jan 1992, 39-46, Feb 1992, 123-126, 158, Mar 1992, 203-206, Apr 1992, 283-287, May 1992, 362-366, Sep 1992, 451-457, 498, Oct 1992, 546-554, Nov 1992, 647-651, 686, Dec 1992, 734-738
Calendar, Jan 1993, 47-55, Feb 1993, 141-144, Mar 1993, 222-230, Apr 1993, 309-312, May 1993, 391-394, Sep 1993, 479-486, 532, Oct 1993, 571-578, 616, Nov 1993, 663-666, Dec 1993, 752-756
Calendar, Jan 1994, 31-35, Feb 1994, 103-106, Mar 1994, 183-186, Apr 1994, 263-267, May 1994, 345-349, Sep 1994, 433-437, 452, Oct 1994, 529-537, Nov 1994, 623-627, Dec 1994, 704-713
Calendar, Jan 1995, 39-43, Feb 1995, 129-133, Mar 1995, 219-223, Apr 1995, 308-313, May 1995, 397-404, Sep 1995, 487-491, Oct 1995, 579-587, Nov 1995, 673-677, Dec 1995, 763-767
Calendars for the Calculating, Vol. 2, Apr 1993, 350
Career Posters, Sep 1994, 410-411
The Case of the Blue Wooden Flower, May 1995, 366-370
The Case of Trapezoidal Numbers, Jan 1996, 16–24
A Celebration in Honor of Isaac Newton, Dec 1991, 727-730
Central Tendency and Dispersion: The Essential Union, Jan 1986, 59-65
The Chain Letter: An Example of Exponential Growth, Feb 1987, 114-115
Challenging Mathematical Problems with Elementary Solutions, Vols. 1 and 2, Dec 1988, 755
Changing the Rules: Teaching Math to Adult Learners, Dec 1991, 772
Chaotic Behavior in the Classroom. Feb. 2000, 148–53
Civic Mathematics: A Real-Life General Mathematics Course, Sep 1994, 396-401
Collecting Homework: A Lesson in Randomness, Nov 1987, 610-612
Columbus Returns, Feb 1988, 152-153
Comic Sections: The Book of Mathematical Jokes, Humour, Wit and Wisdom, Jan 1995, 60
Concept Worksheet: An Important Tool for Learning, Feb 1995, 98-100
A Concrete Approach to Mathematical Induction, Apr 1995, 302-7, 314-18
Constructions with Obstructions Involving Arcs, May 1993, 360-363
A Core Curriculum in Geometry, Apr 1992, 300-303
Counting Squares, Dec 1991, 754-758
Critical Thinking Activities for Mathematics: Book 4, Apr 1993, 347
Cryptology, Dec 1994, 720
Curing Common Errors, Feb 1986, 102-103
Daily Mathematics: Critical Thinking and Problem Solving, Grades 7 & 8, Sep 1992, 496-497
Demystifying Polar Graphing, Dec 1994, 728-735
Designing Dreams in Mathematics, Nov 1989, 620-621
Detective Stories for Math Problem Solving: The Pizza Perfect Caper, Dec 1994, 724
Determining Ãx with Base-Ten Blocks-Do the Blocks Lie?, Jan 1987, 32-35
Developing Graph Comprehension: Elementary and Middle School Activities, Sep 1990, 480
A Device for Teaching Slopes, Sep 1989, 434-436
Did the Scarecrow Really Get a Brain?, Sep 1986, 438-439
Discoveries with Rectangles and Rectangular Solids, Apr 1987, 274-276
Discovering an Optimal Property of the Mean. Apr. 2000, 304–11
Discovering an Optimal Property of the Median. Nov. 1999, 692-703
Doing Mathematics with Bicycle Gear Ratios. Dec. 2000, 762–68, 775–76
Don't Give Up!, Feb 1993, 110-112
Dropping Perpendiculars the Easy Way, Jan 1987, 30-31
Edible Calculus, May 1989, 346-347
Elevator Probabilities: Chances of Coincidences, Jan 1991, 64-65
Encounter with a Mathematician, Sep 1987, 471-472
Everybody Talks about It!--Weather Investigations, Feb 1996, 160–65
An Example of Algebra in Lake Roosevelt, Feb 1995, 116-20
Experiments from Psychology and Neurology, Oct 1996, 562–69
Explorations in Mathematics for the Secondary Student, Dec 1994, 720-721
Exploring Different Dice, May 1993, 380-382
Exploring Functions through the Use of Manipulatives, Apr 1995, 352-354
Exploring Knots, Nov 1997, 640–46, 652
Exploring Three- and Four-Dimensional Space, Oct 1995, 572-78, 588-90
Family Math, Jan 1987, 76
Flip and Twist, Shuffle, Snap, and Compose, Nov 1986, 636-638
Foam Images. May 1999, 391-99
Folding n-Pointed Stars and Snowflakes, Nov 1994, 630-637
Forest Fires, Oil Spills, and Fractal Geometry, Part 1: Cellular Automata and Modeling Natural Phenomena, Nov 1998, 682–90, 696–98
Forest Fires, Oil Spills, and Fractal Geometry, Part 2: Using Fractal Complexity to Analyze Mathematical Models. Feb. 1999, 128-31, 136-39
Formulas and Sugar Cubes, Feb 1990, 119-120
Fractals for the Classroom: Strategic Activities, Vol. 1, Feb 1992, 146
Fractals for the Classroom: Strategic Activities, Vol. 2, Feb 1993, 171
From Algebra to Calculus-A Tonka® Toy Truck Does the Trick, Apr 1993, 282-287
From the File Treasury, Dec 1991, 772
Fun with Fibonacci; or What to Do after the BC Calculus Exam, May 1988, 398-400
Game Theory: An Application of Probability, Feb 1987, 138-142
Gas-Bill Mathematics, Mar 1995, 214-18, 224-27
A Generalized Area Formula, Dec 1992, 752-754
Generating Fractals through Self-Replication, Jan 1997, 34–38, 43–45 (see also Sep 1997, 484)
Geographic Constructions, Mar 1992, 184-187
Geometric Design: Step by Step, Oct 1988, 596
Geometric Patterns for Exponents, Dec 1992, 746-749
Geometry for Grades K-6: Readings from the Arithmetic Teacher, Dec 1987, 748-749
Get the Message? Cryptographs, Mathematics, and Computers, Oct 1986, 547-553
Getting Your Money's Worth in Business Mathematics, Nov 1993, 644-645
Giving Meaning to Volume in Calculus, Feb 1991, 110-112
A Graphical Approach to the Quadratic Formula, Jan 1996, 34–38, 44–46
Graphing a Solid: A Classroom Activity, Dec 1993, 734-737
Graphing Art, Feb 1995, 124-28, 134-36 See also May 1995, 435
Graphing for All Students. Apr. 1999, 323-26, 332-34
A Graphing Matter: Activities for Easing into Algebra, Sep 1995, 530
Guessing the Slope Function, Nov 1989, 621-622
The Gymnasium-A Dynamic Classroom for Teaching Slope, Nov 1990, 636-637
A Holistic Approach to Algebra, Oct 1991, 522-525
How Big Was That? Parade Prompts Turkey Talk, Nov 1996, 656–57
How Much Does Camouflage Help?, Dec 1994, 676-681
How Rough Is Your State?, Mar 1995, 188-190
How to Enrich Geometry Using String Designs, Mar 1987, 253
How to Teach Perimeter, Area and Volume, Sep 1987, 492-493
Ideas from the Arithmetic Teacher: Grades 4-6 Intermediate School, 2d ed, Feb 1987, 161
Illustrating the Euler Line, May 1987, 389-393
Illustration of Si and Si 2 Identities, Dec 1986, 707-710
Implementing the Standards: Building Key Concepts for Calculus in Grades 7-12, Oct 1990, 532-540
Implementing the Standards: Ladders and Saws, Sep 1993, 510-513
Implementing the Standards: Rethinking How We Teach: Learning Mathematical Pedagogy, Jan 1993, 75-79
Implementing the Standards: Statistics and Probability, Feb 1990, 113-118
Informal Geometry Explorations: An Activity-Based Approach, Mar 1993, 265
Integrating the Inverse of a Function Whose Integral is Known, Feb 1987, 118-120
An Interest in Radioactivity, Mar 1996, 209–14, 228–30
The Inverse of a Function, Feb 1996, 121–26, 132–33
Investigating Polygonal Areas: Making Conjectures and Proving Theorems, Feb 1998, 135–42, 148–50
Involve the Community, Sep 1993, 442-448
Is It True That Blonds Have More Fun?, Oct 1992, 579-581
Iterating Linear Functions--an Introduction to Dynamical Systems, Feb 1997, 122–26, 132–36
The Jurassic Classroom. Feb. 2000, 102–5, 109–13
Jigsaw Proofs, Mar 1989, 186-187
The Joy of Mathematics, Sep 1987, 494
Largest Quadrilaterals, Dec 1992, 750-751
Laugh with Math, Vol. 1, Feb 1993, 174
Learning Activities from the History of Mathematics, Apr 1995, 354-355
Let ABC Be Any Triangle, Nov 1988, 640-642
Let's Celebrate Math, Dec 1991, 772-773
The Lighter Side of Mathematics: Proceeding of the Eugene Strens Memorial Conference on Recreational Mathematics and Its History, Sep 1995, 522
Linear Measurement versus Square Measurement; or, Why the Queen Used Two Pi R, Jan 1988, 51-53
Liquid Assets: Increasing Students' Mathematical Capital. Mar. 2000, 172–78
Maalox® Lottery: A Novel Probability Problem, Sep 1987, 455-456
The Magic of Mathematics: Discovering the Spell of Mathematics, Dec 1994, 722
Making a Paper Calculator for Trigonometry, Dec 1987, 727-728
Making Connections: Spatial Skills and Engineering Drawings, Apr 1996, 348–57
Making Connections with Mathematics, Feb 1990, 166
Making Mathematics Manageable, Sep 1989, 432-433
Making Shapes series, May 1993, 431-432
The Mandelbrot Set in the Classroom, Mar 1991, 173-177
Maneuvers With Angles, Apr 1993, 351
Maneuvers With Rectangles, Apr 1993, 351
Maneuvers With Triangles, Apr 1993, 351
The Many Uses of Algebraic Variables, Oct 1992, 557-561
Math and the Mind's Eye, Feb 1992, 158
Math Class Logs, Oct 1989, 511-503
Math Mania: Adventures in Mathematics, Oct 1990, 582
Math Projects for Young Scientists, Nov 1988, 692
Math Stories for Problem Solving Success: Ready-to-Use Activities for Grades 7-12, Oct 1991, 578
Math Tips, Feb 1993, 176
Mathematical Challenges for the Middle Grades from the Arithmetic Teacher, Apr 1991, 322
Mathematical Challenges for the Middle Grades from the Mathematics Teacher Calendar Problems, Nov 1992, 688-689
Mathematical Investigations: A Series of Situational Lessons, Book 2, Feb 1993, 175-176
Mathematical Investigations: A Series of Situational Lessons, Book 3, May 1993, 430
A Mathematical Look at the Calendar, Jan 1989, 72
Mathematical Maxims and Minims, Sep 1989, 479
Mathematical Modeling: Lemonade from Lemons, Oct 1989, 516-519
Mathematical Potpourri, Sep 1992, 497
Mathematics, a Moving Experience, Sep 1991, 452-453
Mathematics: An Activity Approach, 2d ed, Mar 1986, 225
Mathematics: An Informal Approach, 2d ed, Mar 1986, 225-226
Mathematics-An International Language, Dec 1990, 721-722
Mathematics and the American Flag, May 1993, 418-419
Mathematics as Current Events, Feb 1993, 114-116
Mathematics as Problem Solving, Dec 1987, 752
Mathematics Awareness Project, Feb 1987, 166-167
The Mathematics Calendar, 1986, Feb 1986, 151
The Mathematics Calendar 1990, Mar 1990, 240-242
The Mathematics Calendar 1993, Apr 1993, 351
Mathematics History Time Line, Nov 1987, 640-642
A Mathematics Magazine and Fair, Dec 1990, 698-700
A Mathematical Magic Show, Oct 1990, 515-523
The Mathematics of the Global Positioning System, Sep 1997, 455–62, 469–70
Mathematics Projects Handbook, Sep 1990, 481
Mathenger Hunt: Mathematics Matters, Feb 1991, 88-90
Mathletics: Gold Medal Problems, Sep 1990, 484
Mathopedia: The Omni Guide to Math for Everyone, Oct 1994, 572
Media Clips, Sep 1994, 420-422, Oct 1994, 520-521, Nov 1994, 612-613, Dec 1994, 694-696
Media Clips, Jan – Apr 1996, 300–3, May 1996, 394–97, Sep 1996, 470–73, Oct 1996, 570–73, Nov 1996, 652–55, Dec 1996, 738–42
Media Clips, Jan 1997, 26–30, Feb 1997, 118–21, Mar 1997, 208–10, Apr 1997, 286–89, May 1997 364–68, Sep 1997, 452–54, Oct 1997, 554–557, Nov 1997, 654–57, Dec 1997, 722–26
Media Clips, Jan 1998, 34–37, Feb 1998, 127, 130–34, Mar 1998, 218–22, Apr 1998, 300–303, May, 398–400, Sep 1998, 484–86, Oct 1998, 602–5, Nov 1998, 700–703, Dec 1998, 776–80
Media Clips, Jan. 1999, 30-32, Feb. 1999, 140-43, Mar. 1999, 234-38, Apr. 1999, 336-39, May 1999, 412-16, Sept. 1999, 504-7, Oct. 1999, 592-95, Nov. 1999, 709-12, Dec. 1999, 808-12
Media Clips, Jan. 2000, 38–40, Feb. 2000, 120–22, Mar. 2000, 246–49, Apr. 2000, 299–302, May 2000, 380–82, Sept. 2000, 474–77, Oct. 2000, 582–85, Dec. 2000, 758–61
The Method of Finite Differences: Some Applications, Sep 1986, 466-470
Metric for Me! A Layperson's Guide to the Metric System for Everyday Use with Exercises, Problems, and Estimations, Oct 1994, 573
Metric Week-The Capitol Way, Sep 1989, 454-458
Midmath Presents Simulated Real-Life Experiences Using Classified Ads in the Classroom, Feb 1992, 152
The Missouri Math Attack, Apr 1992, 316-317
Model Rocket Math: A Mathematical Application Unit, Sep 1987, 493
Model Solutions to Quadratic Equations, May 1986, 332-336
Modeling in the Statistics Classroom, Oct 1990, 545--547
Modeling Soft-Drink Packaging. Sept. 2000, 478–88.
Modeling the Cost of Homeownership, Nov 1986, 610-613
Monty's Dilemma: Should You Stick or Switch?, Apr 1991, 252-256
More Five-Minute Challenges for Secondary School (Mini-Problem Solving Activities), May 1993, 432
More Functions of a Toy Balloon, Apr 1997, 290–94, 300–2
Mr. Marfil's Last Will and Testament, Oct 1991, 578
My Favorite Rate Problems, Nov 1991, 635-638
Nested Platonic Solids: A Class Project in Solid Geometry, May 1994, 312-318
New Questions about Numbers Outside the Mathematics Classroom, Mar 1986, 216-217, 208
A New Solution to an Old Problem-Solving Word Problems in Algebra, Dec 1986, 682-689
No Time for Writing in Your Class?, Sep 1991, 423-433
Nonroutine Problems: Doing Mathematics, Apr 1991, 328
A Novel Way to Practice Slope, Apr 1997, 284
A Number Game-Summing Consecutive Positive Integers, Oct 1988, 548-549
Octagons at Monticello, Jan 1990, 58-61
Packing Them In, Mar 1997, 211–14, 220–22
Patterns and Puzzles for Pyramids and Prisms, May 1997 370–74, 380–84
Patterns of Postage-Stamp Production, Mar 1992, 188-189
Penrose Tiles to Trapdoor Ciphers, Sep 1989, 480
Pentagrams and Spirals, Nov 1996, 680–87
Pi in the Sky: Hands-On Mathematical Activities for Teaching Astronomy, Oct 1993, 614-615
Piano Tuners and Problem Solving, Apr 1989, 248-249
Picture Play Leads to Algebraic Patterns, May 1993, 382-383`
The Platonic Solids Activity Book, Manipulative Kit & Videocassette, Apr 1994, 298
Please Check Your Telephone Directory, Feb 1986, 104-106
The Point-Slope Equation Revisited, Nov 1990, 639-640
Popcorn: An Explosive Mixture of General Mathematics and General Science, Apr 1992, 306-308
A Popcorn Project for All Students, Mar 1997, 194–200 (see also Sep 1997, 486)
Practical Practice, Dec 1989, 702-704
Precalculus Explorations of Function Composition with a Graphing Calculator, Dec 1995, 734-42
Preparing Posters Promotes Learning, Dec 1992, 723-724
Princess Di, Spaghettios, and M & Ms, Oct 1990, 545
Probability and the Seating Chart, May 1988, 393-397
Problem Solving with Fractions, Jan 1989, 44-50
Problem Solving with Magic Rectangles, Apr 1986, 242-245
Problem-Solving Strategies: Resources for Math Teachers, Feb 1987, 166
Problemoids IV Math Challenge, Feb 1989, 148-149
Problems for Mathematicians Young and Old, vol. 12, Oct 1992, 592
Products, 1998, 446, 808–9
Projects to Enrich School Mathematics, Level 1, Nov 1990, 679-680
Projects to Enrich School Mathematics, Level 2, Sep 1991, 488
Projects to Enrich School Mathematics, Level 3, Dec 1988, 753
Pyramids, Prisms, Antiprisms, and Deltahedra, Apr 1988, 261-265
A Pythagorean Party, Feb 1992, 112-114
Questions with Multiple Answers, Nov 1991, 638-640
Reader Reflections, 1996, 3, 442, 498–99 (see also Dec 1996, 748–51)
Reader Reflections, 1997 238–39, 286–89, 486
Reader Reflections, 1998, 100, 246–47
Reader Reflections, Feb. 2000, 85, 139
The Real-Number Box, Oct 1994, 522
Realistic Examples in Elementary Statistics, Dec 1987, 740-743
Reciprocal Mappings: The Neglected Transformations, Apr 1997, 322–27
Reflections on Miniature Golf, Oct 1994, 490-495
Representing, Solving, and Using Algebraic Equations, Nov 1989, 608-612
Resurrecting an Old Idea, Nov 1988, 648-650
Retrospective: Human Interest Put Into Mathematics, Dec 1994, 714-715
Self-Checking Codes-An Application of Modular Arithmetic, Apr 1987, 312-316
Seven Ways to Find the Area of a Trapezoid, Apr 1990, 283-286
The Shape of a Baseball Field, May 1993, 366-371
Shedding Light on the Subject, Dec 1998, 756–62, 767–71
The Sidesplitting Story of the Midpoint Polygon, Apr 1994, 249-256
Simplifying Radicals on a Geoboard, Jan 1990, 32-35
Sine Curves and Spaghetti, Oct 1998, 564–67
Six-Legged Math, Oct 1987, 524-526
Sliced-Up Life: Fraction Fun!, Sep 1993, 455-457
Slope as Speed, Apr 1988, 285-289
Smokey the Bear Takes Algebra. Oct. 1999, 596-604
The Soap-Bubble Geometry Contest, Dec 1997, 746–50
Social Security Polynomials, Dec 1992, 758-760
Solving a Polynomial Equation of Degree Greater than Two, Mar 1987, 207-208
Some Colorful Mathematics, Apr 1996, 307–12, 318–20
Some Interesting Sums, Dec 1992, 724-726
Some Surprising Probabilities from Bingo, Dec 1993, 726-731
Southern California Regional Algebra Project, Nov 1993, 696
Spalt Incorporated: An Applied Mathematics Simulation, Sep 1986, 414-417
Spiral through Recursion, Oct 1994, 504-508
The Square-Patio Problem, Jan 1996, 4–6
Starship, Feb 1995, 113-15
The Stella Octangula Activity Book, Manipulative Kit & Video, Feb 1992, 156
Stitching Quilts into Coordinate Geometry, Oct 1998, 587–92, 598–600
Student Research Projects in Calculus, Oct 1992, 592-593
Student-Authored Manuals as Semester Projects, Dec 1990, 701-703
Students Can Discover the Occupational Link with Mathematics, Nov 1989, 588-594
Studying Proportions Using the Capture-Recapture Method. Mar. 1999, 215-18
A Summer Program in Probability and Statistics for Inner-City Seventh Graders, Apr 1988, 310-314
Summing Arithmetic Series-A Visual Approach, Jan 1993, 37-38
Taking Fun in Earnest, Feb 1992, 100-102
Tape Constructions, May 1987, 346-352
Teacher-Made Aids for Elementary School Mathematics, Vol. 2, Nov 1986, 667
Teaching Graphing Concepts with Graphing Calculators, Apr 1995, 268-73
Teaching Logic with Logic Boxes, Nov 1988, 643-647
Teaching Mathematics, a Sourcebook of Aids, Activities, and Strategies, 2d ed, Sep 1988, 498
Teaching Mathematics with Manipulatives: A Resource of Activities for the K-12 Teacher, Dec 1993, 786
Teaching Tessellating Art: Activities and Transparency Masters, Jan 1993, 94-95
Teaching Thinking Skills: Mathematics, Apr 1988, 326
Teaching with Student Math Notes, Apr 1988, 324
Teaching with Student Math Notes, Vol. 2, Apr 1995, 346
Time for Trigonometry, May 1995, 393-96
Tips for Beginners: A Strategy for Beginning a Class, Oct 1991, 538-539
Tips for Beginners: Algebraic A________s, Jan 1993, 40-41
Tips for Beginners: Attention Getters, Apr 1993, 297
Tips for Beginners: Begin Mathematics Class with Writing, May 1992, 354-355
Tips for Beginners: Classroom Atmosphere, Dec 1991, 724
Tips for Beginners: Maximizing Class Time, Oct 1991, 539
Tips for Beginners: Positive Classroom Management, Dec 1992, 720-721
Tips for Beginners: Solving the Homework Dilemma, Oct 1992, 536
Tips for Beginners: Solving the Homework Problem, Sep 1991, 455-456
Tips for Beginners: The Human Coordinate System, Feb 1991, 108-109
Tips for Beginners: Tips for Note Taking, Dec 1991, 725
Tips for Beginners: Using Music in the Classroom, Nov 1991, 632
Tips for Beginners: Volunteers to the Board!, Jan 1992, 30-31
Tips for Beginners: Where Is My Reference Angle?, Oct 1992, 537
Transition Mathematics, Oct 1993, 615
Trap a Surprise in an Isosceles Trapezoid, Jan 1996, 12–14
Trig Skits, Dec 1994, 702
Trigonometer Maths, May 1989, 395
Trigonometry and Design, Oct 1986, 526-527
Turning Landslides into Cliffhangers: An Analysis of Presidential Election Returns, Nov 1986, 605-608
Turntable Illusions: Kinetic Optical Illusions for Your Record Turntable, Sep 1993, 506
Two Views of One Boat, Nov 1987, 642-643
Understanding Algebraic Concepts and Conics with Paper Models, Apr 1994, 297-298
University of Kansas Mathematics Workshop for Secondary School Teachers, Dec 1994, 725-726
The Use of Dot Paper in Geometry Lessons, Oct 1993, 558-561
Using a Surface Triangle to Explore Curvature, Feb 1994, 69-77
Using a Treasure Hunt to Teach Locus of Points, Feb 1993, 133-134
Using Hooke's Law to Explore Linear Functions. May 2000, 391–98
Using Logarithms to Explore Power and Exponential Functions, Mar 1994, 161-170
Using Problems to Implement the NCTM's Professional Teaching Standards, Jan 1994, 5-7
Using Writing to Teach Mathematics, Oct 1991, 575-576
Van Hiele Levels of Geometric Thought Revisited, Mar 1991, 210-220
Variations on a Well-Known Trick, Oct 1987, 586-590
Very Special People, Mathematically, Jan 1992, 32-33
A Visual Approach to Algebra Concepts, Sep 1992, 434-437
A Visual Approach to Deductive Reasoning, Sep 1995, 481-86, 492-94
Visualizing Cost, Revenue, and Profit, Sep 1998, 488–93, 500–503
What Day Is It?, Sep 1997, 450–51
What Game Is That?, Dec 1987, 755
What Is a Quadrilateral?, Dec 1993, 774-776
What Is the r For?, Dec 1995, 758-62
What Manufacturers Say about a Max/Min Application, Mar 1994, 172-175
What's in the Pot?, Mar 1993, 214-215
Whelk-come to Mathematics. Sept. 1999, 475-89
When Does This Rule Apply?, Feb 1992, 115-117
When Knottiness Is Fitting Behavior, Jan 1997, 23–24
When Less Means More, Oct 1989, 556-557
Why Not Three Dimensions? Oct. 1999, 560-63
Will the Best Candidate Win? Jan. 2000, 18–23, 27–28
The Wohascum County Problem Book, Jan 1994, 55
Word Roots in Geometry, Oct 1994, 510-515
Working Backward Creates Problems, Mar 1993, 215
Working with Rational Exponents, Jan 1987, 32
Writing Study Cards for Understanding, Sep 1990, 453-454
Writing to Enhance Learning in General Mathematics, Oct 1989, 551-554
Writing to Learn Mathematics: Strategies That Work, K-12, Jan 1993, 94
