2017
June
Supplements to Pinemi Puzzle by Lai Van Duc Thinh
Supplements to MathFest 2017 by Brendan Sullivan
April
Supplements to Pinemi Puzzle by Lai Van Duc Thinh
February
Supplements to Mathematics in Love by Tracy Bennett
Supplements to Pinemi Puzzle by Lai Van Duc Thinh
2016
December
Supplements to Joint Mathematics Meeting 2017 by Brendan Sullivan
Supplement to Convergence Results for the Class of Periodic Left Nested Radicals by Devyn A. Lesher and Chris D. Lynd
October
Supplements to Mathematics and Elections by Michael A. Jones and Jennifer Wilson
June
Supplements to MathFest 2016 by Brendan Sullivan
April
Supplements to Mathematical Methods by Brendan Sullivan
2015
June
Supplements to Editors Past and President, Part 1 by Tracy Bennett
April
Supplements to Books for a Math Audience by Brendan W. Sullivan
February
Supplement to The James Function by Christopher N. B. Hammond, Warren P. Johnson, Steven J. Miller
Supplement to The Median Value of a Continuous Function by Irl C. Bivens and Benjamin G. Klein
Supplements to 2D or Not 2D by Brendan W. Sullivan
2014
December
Author and Title Index to Mathematics Magazine Volume 87
Supplements to “Award Winners” by Brendan W. Sullivan
June
Supplements to "Types Theory" by Brendan W. Sullivan
April
Supplements to "A ReedSolomon Code Magic Trick" by Todd Mateer
Each pdf file consists of five pages, one with all four cards, and then larger images of each card, one per page:
2013
Supplements to "What Do You Study?" by Brendan W. Sullivan
2012
Supplement to "Perplexities Related to Fourier's 17 Line Problem," by Gerald L. Alexanderson and John E. Wetzel:
Perplexed Computations (pdf) by Daniel Lichtblau and Wacharin Wiciramala.
2010
Supplement to "The Graph Menagerie: Abstract Algebra and the Mad Veterinarian," by Gene Abrams and Jessica K. Sklar, in the June issue:
2009
Supplements to "Modeling a Diving Board" by Michael A. Karls and Brenda M. Skoczelas: Appendix showing the solution to the model, Mathematica notebook, and the same notebook in PDF format.
Supplement to "Casting Light on Cube Dissections" by Greg Frederickson in the December 2009 issue: Casting Light on Cube Dissections.
Supplement to "Keeping Dry: The Mathematics of Running in the Rain" by Dan Kalman and Bruce Torrence in the October 2009 issue. These demonstrations allow you to dynamically control both weather conditions and the size and shape of a 3dimensional traveler as he runs through the rain. There are two versions. The file Torrence RunningInTheRainSource.nb requires Mathematica (version 6 or higher). The file TorrenceRunningInTheRain.nbp requires the free Mathematica Player application, which is available here.
2005
Supplement to "Dirichlet: His Life, His Principle, and His Problem", by Pamela Gorkin and Joshua Smith in the October 2005 issue: A Mathematica package file, which can be used to show solutions to the Dirichlet problem on the unit disk with rational boundary data.
Supplement to "How to Maximize Your Chances of Getting a Color Match" by Ramin Naimi and Roberto Carlos Pelayo in the April 2005 issue: A PDF file containing proofs of some of the more technical theorems.
2004
Supplement to "Simpson Symmetrized and Surpassed," by Daniel J. Velleman in the February 2004 issue: A Mathematica notebook that implements all the algorithms from the article.
2003
Supplement to "Means Appearing in Geometric Figures" by Howard Eves in the October 2003 issue: An animated demonstration (in Geometer's Sketchpad) of the means in a trapezoid, by Shannon Umberger Patton.
Supplement to "Symmetric Polynomials in the Work of Newton and Lagrange" by Greg St. George in the December 2003 issue: The author's translation of sections 30 and 31 of Lagrange's Reflexions sur la Resolution Algebrique des Equations.
2002
Supplements to "Plotting the Escape—An Animation of Parabolic Bifurcations in the Mandelbrot Set" by Anne Burns in the April 2002 issue: Plotting orbits and Viewing the animation.
2001
Supplement to "Two Reflected Analyses of Lights Out" by Óscar MartínSánchez and Cristóbal ParejaFlores, in the October 2001 issue.
Supplement to "The Track of a Bicycle Back Tire" by Steven R. Dunbar, Reinier J. C. Bosman, and Sander E. M. Nooij, in the October 2001 issue.
Envelopes of Zags, a supplement to "ZigZags" by Peter Giblin, in the October 2001 issue (Requires a Javaenabled web browser.).
Supplement to the "Proof Without Words: The Pythagorean Theorem," by Jose Gomez in the April 2001 issue: an interactive display. (Requires a Javaenabled web browser.)
2000
Supplements to the article "A Postmodern View of Fractions and the Reciprocals of Fermat Primes" by Rafe Jones and Jan Pearce, in the April 2000 issue:

Code to draw graphs of fractions, in Qbasic.

Code to draw graphs of fractions with Matlab.

Code to draw an array of four graphs of fractions with Matlab.
1999
Supplements to the article "Apollonian Cubics: An Application of Group Theory to a Problem in Euclidean Geometry," by Paris Pamfilos and Apostolos Thoma, in the December 1999 issue: computer programs for further study of the Apollonian cubics.
Supplement to the Note "Proof Without Words: Geometry of Subtraction Formulas" by Leonard M. Smiley in the December 1999 issue: Geometry of Addition Formulas.
Supplements to the article "Woven Rope Friezes" by Frank Farris, Santa Clara University, and Dr. Nils Kr. Rossing, in the February 1999 issue: