Download the Entire G4G13 Exchange Book
At the request of our community, we are now offering both volumes of the G4G13 Exchange Book for download in their entirety. The PDF files are large and may take a few moments to download; please be patient. Enjoy!
Art
- Roger Antonsen — Card Shuffling Visualizations
- Adam John Frederick Atkinson — Art and Mathematics: The ELHP
- Vladimir Bulatov — Cross Sections of Three Dimensional Hyperbolic Tilings
- Debora A Coombs — Geometry in five-dimensions: Building quasicrystals from Penrose tiling
- Michael Dowle, Kate Jones — Cookie Jar
- David Michael Greene — Unique Three-Color Colorings of Aperiodic Tilings
- David Hall — Recipe for a ‘Bola Honeycombs
- James Marston Henle — Ring-a-ding Numeration
- Kate Jones — Lucky 13
- Margaret Kepner — 4 x 13
- Matjuska Teja Krasek — Golden Magic
- Robert J. Lang — RiF-RiF Bird
- Sabetta Matsumoto — Klein Bagel Baby Toy
- Jane Nash — The Shape’s Eternal Magic
- Miguel Palomo — Math Art
- Miguel Palomo — Maths Everywhere
- David Richeson — I Heart Cardioids: Make a Cardioid Flip Book
- Daina Taimina — Crocheting Hyperbolic Regular Octagon and Pair of Pants
Games
- Spandan Bandyopadhyay — Don’t Cheat
- Tom Bessoir & Joshua Pines — Starting Racks That Can Bingo
- James Grime — Nontransitive Dice for Three Players
- Frederick Valentin Henle — Deck Building Games with Playing Cards
- Jim Propp — A Flexier Hexaflexagon
- Tom Roby — An Interesting Property of Bulgarian Solitaire
- Robert W. Vallin — Maverick Solitaire and Three-Card Poker
Magic
- Steve Butler — A Card Trick Inspired by Perfect Shuffling
- Jeremiah Farrell & Stephen Bloom — The Tea Party
- Nathaniel Wing Segal— Deconstructing Magic Squares
- Barney Sperlin — How Safe Is It?
- Ricardo Teixeira — Hamming Code in a Magic Trick
Math
- Anais Acree — Conned Again, Watson! – Gardner’s Two Child Problem Re-visited
- Thomas Banchoff — Foxtrot Half-Empty Half-Full Problem Including 13
- Neil Bickford — Why Do the Unit Quaternions Double-Cover the Space of Rotations?
- Joseph Cassavaugh — The Bandaged Cube
- Douglas Engel — Linked Circles, Space Numbers and Space logic
- Brian Hopkins — Difference Dice
- Gabriel Doran Kanarek — Repetitive Patterns in the Juggler Sequence
- Gergő Kiss — A Way to Derive the Spidron Formulas
- Ron Lancaster — A Mathematical Walk in Decatur
- Dana Mackenzie — 2184 (Oh, the Absurdity)
- Ryan William Morrill — Playing nice with a crooked coin
- Hilarie Orman — Mental Factoring Cheat Sheet
- Eleftherios Pavlides — Chiral Icosahedral Hinge Elastegrity’s Geometry of Motion
- Tomas Rokicki — Life Algorithms
- James Joseph Solberg — (Phi)ve is a Magic Number
Legacy
- John Edward Miller— 13 Parallels between Martin Gardner and Stan Freberg
- Dana S. Richards — Martin Gardner: Annotator
- Thomas Charles Smith — The Animal Hunter through My Life
Puzzles
- Walker Anderson —Shape Shikaku Puzzles
- Donald Atkinson Bell — Development of the Loyd Polyominoes Puzzle
- Colin Beveridge — One Puzzle
- Stephen Bloom, Lacey Echols, Jeremiah Farrell & Shannon Lieb — Martin Gardner Puzzles-Games
- Frans de Vreugd — New Old School (NOS) Burrs
- Erik D. Demaine & Martin L. Demaine — Sliding Coins (PDF paper)
- Michael D. Dowle — Lucky 13
- Yossi Elran — Some Paper Puzzles
- Jeremiah & Karen Farrell — Euler Entertainments
- Jeremiah Farrell & Chris Morgan — A Gathering for Gardner Puzzle-Game
- Rik van Grol — Balance Puzzles – You Either Love Them or Curse Them
- Emrehan Halici — Five Problems
- Carl N. Hoff — From Untouchable 11 to Hazmat Cargo
- Lyman Porter Hurd — The Dezign-8 Puzzle
- P. Justin Kalef — Four Logical Deduction Problems from Famous Motion Pictures
- Tanya Khovanova — Crypto Word Search
- Anany Levitin — Two Tiling Problems
- Andy Liu — Symmetrix Puzzles
- David Nacin — G4G13 Latin Square Puzzles
- Michael Edward Naylor — Knight Mazes
- Palomo, Miguel — Sudoku Ripeto and Custom Sudoku Sampler
- Henri Picciotto — The Ambidextrous Puzzle
- Emmanuelle Malte Salvatore, Todd Wilk Estroff, & Jeremiah Farrell — Alice in Wonderland
- Karl Schaffer — Edgy Puzzles
- Doris Schattschneider — Marjorie Rice’s “Versatile”
- Tom van der Zanden — Packing Polyominoes into a 3-By-N Box is as Hard as It Gets
- Peter Winkler — Puzzles that Solve Themselves
Science
- Antonick, Gary — Sketching a Projectile On a Ramp
- George I. Bell — The Dynamics of Spinning Polyominoes
- Kenneth Brecher — Introducing the PiTop
- Gary Mar — What the Liar Taught Achilles
***Important Note Regarding Gift Exchange Copyright***
In the spirit of Martin Gardner, who believed in inclusiveness and the sharing of knowledge and curiosity, and as a non-profit that benefits from the generosity of our community, G4G is pleased to give back to the world by making the G4Gn Gift Exchange Books available for download online.
However, these papers are a compilation of original material and the contributors retain their copyrights. No part of the Gift Exchange Books may be reproduced or distributed in any form, without prior written permission from the original author. If you would like to request permission to reproduce or alter any G4G paper, please contact support@g4gfoundation.org and we can put you in contact with the author.