

Science Math Recreations Science Math Recreations sites Recreations.Math.sciencenter.work 

Science Math Recreations Science Math Recreations sites Recreations.Math.sciencesites.work 

A Mathematician's Aesthetics In his classic A Mathematician's Apology , G. H. Hardy likened mathematics to poetry and painting. This site elaborates on Hardy's remark with quotations from Stevens , Klee , Fry , and Focillon. Links to related sites are given. finitegeometry.org/sc/ph/aesthetics.html 

Amazing Spiro An applet for making spirograph graphs. Includes options for size , color and shape. Allows saving of completed image. cgibin.erols.com/ziring/cgibin/spiro.pl/spiro.html 

Back to Square One Includes description , solutions and other resources on this cubelike puzzle. www.jaapsch.net/puzzles/square1.htm 

Cryptarithms Online A large collection of cryptarithms and alphametics , including cryptarithms from the journal Sphinx , a Primer on Cryptarithmetic , books , and links to other collections of alphametics on the Web. cryptarithms.awardspace.us/ 

CuriousMath Include news , math tricks , methods , facts , trivia , mostly posted by users. www.curiousmath.com/ 

David Singmaster: List of Available Material Teaching and recreational items in this personal collection. anduin.eldar.org/~problemi/singmast/material.html 

Eric's Scientific Book List: Recreational Mathematics Book list from Eric Weisstein including titles , authors , publishers , prices , page count and some have links to Amazon. com. www.ericweisstein.com/encyclopedias/books/RecreationalMathematics.html 

Fair Dice Includes a complete list of all possible Fair Dice , most of which are not cubes. Includes pictures. www.mathpuzzle.com/Fairdice.htm 

Famous Curves Visual animations of famous curves. famouscurves.awardspace.us/ 

Famous Curves Index Curves you've heard of and curves you haven't , from Astroid to the Witch of Agnesi. wwwgroups.dcs.stand.ac.uk/~history/Curves/Curves.html 

Fast Arithmetic Tips Three categories: defensive  know to check an answer , offensive  fast mental calculations , and math magic. www.cuttheknot.org/arithmetic/rapid/ 

Final Answers Numerous facts including formulas , magic tricks , fallacies and recreations compiled by Dr. Gerard P. Michon. www.numericana.com/answer/ 

Gardner Index Rough index to the fifteen books containing Martin Gardner's Mathematical Games articles from Scientific American. www.ms.uky.edu/~lee/ma502/gardner5/gardner5.html 

Geometric Packing Problems By Joseph Malkevitch: "Given one shape X how and when can one pack identical copies of this shape into another shape Y?" www.york.cuny.edu/~malk/tidbits/tidbitgeometricpacking.html 

HAKMEM A collection of problems from MIT. Work reported herein was conducted at the Artificial Intelligence Laboratory , a Massachusetts Institute of Technology research program. www.inwap.com/pdp10/hbaker/hakmem/hakmem.html 
