Directory > Science > Math > Recreations Stunning Friends with Math Magic A collection of card tricks, number guessing games, paper and glue magic, and other math exercises. http://www.cuttheknot.com/arithmetic/rapid/magic.shtml Reviews Rating: Not yet Rated
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Math Forum: Algebra Problem of the Week View this week's algebra problem or those of previous weeks. http://mathforum.org/algpow/ Reviews Rating: Not yet Rated
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Mathematical Problems  Problem Solving Mathematics Hots (Problems) by Bruno Kevius http://mathres.kevius.com/problem.html Reviews Rating: Not yet Rated
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Club Infinity York University's Undergraduate Math Club with informations on math competitions and a problem solving forum. http://www.math.yorku.ca/infinity/math/ Reviews Rating: Not yet Rated
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Math Forum: 2002 Mathematics Game A contest where the contestants have to write all integers from 1 to 100 using only the digits 2,0,0,2 and arithmetic operations. http://mathforum.org/~judyann/2002/ Reviews Rating: Not yet Rated
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Math Forum: 2001 Mathematics Game A contest that asks to write all integers from 1 to 100 using only the digits 2,0,0,1 and arithmetic operations. http://mathforum.org/~judyann/2001/ Reviews Rating: Not yet Rated
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Math Magic By Computer Interactive java puzzles and activities in different mathematical topics. http://www.cuttheknot.org/Curriculum/index.shtml#magic Reviews Rating: Not yet Rated
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Famous Curves Visual animations of famous curves. http://www.geocities.com/famouscurves/ Reviews Rating: Not yet Rated
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CuriousMath Include news, math tricks, methods, facts, trivia, mostly posted by users. http://www.curiousmath.com/ Reviews Rating: Not yet Rated
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Mathmos Includes puzzles, jokes, quotations, poetry, and FAQs. http://www.mathmos.net/ Reviews Rating: Not yet Rated
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Mathematische Basteleien Topics include Flexagon, Soma Cube, Pentominos, Cubeit, Rubik's Cube, Froebel's Star, Tangram, House of Santa Claus, Chronogram, Numeric Palindromes, Latticework of Letters. English/German. http://www.mathematischebasteleien.de/ Reviews Rating: Not yet Rated
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Fast Arithmetic Tips Three categories: defensive  know to check an answer, offensive  fast mental calculations, and math magic. http://www.cuttheknot.com/arithmetic/rapid/index.shtml Reviews Rating: Not yet Rated
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Fibonacci numbers and the Pascal triangle The relation between Fibonacci numbers and Pascal's triangle. English/German/Serbian. http://milan.milanovic.org/math/ Reviews Rating: Not yet Rated
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Back to Square One Includes description, solutions and other resources on this cubelike puzzle. http://www.geocities.com/jaapsch/puzzles/square1.htm Reviews Rating: Not yet Rated
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One Metaphor Fits All Explains Conway's audioactive decay that is generated by a particular kind of sequence. Includes illustrations and related resources. http://www.btinternet.com/~se16/mhi/ Reviews Rating: Not yet Rated
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Look and Say Sequence Generator Creates a special kind of summation formula created by John Conway. http://www.btinternet.com/~se16/js/looknsay.htm Reviews Rating: Not yet Rated
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Number Recreations by Shyam Sunder Gupta Features interesting facts about different numbers. Includes favorite related links. http://www.shyamsundergupta.com/ Reviews Rating: Not yet Rated
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Sportlab Combines high school and college math topics into sports applications. http://www.geocities.com/sportlab/ Reviews Rating: Not yet Rated
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Spirocharts A windows app that creates mathematically precise spirograph drawings; savable as images. http://www.nehuenmultimedia.com.ar/html/spirograph.html Reviews Rating: Not yet Rated
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Skytopia  Super Magnet A colourful world built entirely using mathematical atoms and molecules. Pictures and animations demonstrate structures colliding and interacting. Animated GIF demonstrations. http://www.skytopia.com/project/magnet/magnet.html Reviews Rating: Not yet Rated
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The Diamond 16 Puzzle New version of the classic puzzle using row/column/quadrant permutations to display symmetries of graphic designs. Has link to a site on the underlying mathematics (Diamond Theory). http://m759.freeservers.com/puzzle.html Reviews Rating: Not yet Rated
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Jlpe's Number Recreations Page Features original number recreations by the author, such as generalized perfect numbers, digital diversions, diophantine equations, didactic numbers, and number theory. http://www.geocities.com/windmill96/numrecreations.html Reviews Rating: Not yet Rated
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Mathematical Lego Sculptures Designed and built by Andrew Lipson. Images and LDraw files. http://www.lipsons.pwp.blueyonder.co.uk/mathlego.htm Reviews Rating: Not yet Rated
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Maze Classification and Algorithms A short description of mazes and how to create them. Definition of different mazetypes and their algorithms. http://www.astrolog.org/labyrnth/algrithm.htm Reviews Rating: Not yet Rated
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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. http://m759.freeservers.com/PHaesthetics.html Reviews Rating: Not yet Rated
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Spirograph A java applet for creating Spirograph images. http://dogbomb.com/spi/ Reviews Rating: Not yet Rated
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Mathematics in Art and Architecture An interdisciplinary course on mathematics in art and architecture. http://www.math.nus.edu.sg/aslaksen/teaching/mathartarch.shtml Reviews Rating: Not yet Rated
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Mathematical Quotation Server A collection of mathematical quotations culled from many sources. You may conduct a keyword search through the quotation database. http://math.furman.edu/~mwoodard/mquot.html Reviews Rating: Not yet Rated
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Recreational Mathematics Topics By Steven Dutch. Symmetry, Crystals, Polyhedra and Tilings; Pythagorean triplets and other things about sums of powers; Geometry Classics. http://www.uwgb.edu/dutchs/RECMATH/recmath.htm Reviews Rating: Not yet Rated
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The EugĂ¨ne Strens Recreational Mathematics Collection A special collection at the University of Calgary, including the archives of Martin Gardner. There is a searchable online index. http://www.ucalgary.ca/library/SpecColl/strens.htm Reviews Rating: Not yet Rated
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Narcissistic Numbers Those that are representable, in some way, by mathematically manipulating the digits of the numbers themselves. http://www.geocities.com/~harveyh/narciss.htm Reviews Rating: Not yet Rated
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Mathematical Poetry  A Small Anthology A fascinating selection of poems by various poets based on the seemingly incongruous aesthetic and theme of mathematics. http://kate.stange.com/mathweb/mathpoet.html Reviews Rating: Not yet Rated
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Mathematical Induction A page of uncommon problems, most closely connected with number theory. http://www.geocities.com/jespinos57/induction.htm Reviews Rating: Not yet Rated
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Gardner Index Rough index to the fifteen books containing Martin Gardner's Mathematical Games articles from Scientific American. http://www.ms.uky.edu/~lee/ma502/gardner5/gardner5.html Reviews Rating: Not yet Rated
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Origami Mathematics Information on the mathematics of paper folding. http://web.merrimack.edu/~thull/OrigamiMath.html Reviews Rating: Not yet Rated
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David Singmaster: List of Available Material Teaching and recreational items in this personal collection. http://anduin.eldar.org/~problemi/singmast/material.html Reviews Rating: Not yet Rated
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HAKMEM A collection of problems from MIT. Work reported herein was conducted at the Artificial Intelligence Laboratory, a Massachusetts Institute of Technology research program. http://www.inwap.com/pdp10/hbaker/hakmem/hakmem.html Reviews Rating: Not yet Rated
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Critical Math Articles and images on recreational math from fractals and magic squares to mathemorchids and Galois. http://www.geocities.com/aladgyma/articles/scimaths/maths.htm Reviews Rating: Not yet Rated
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Rubik's Cube Lecture Notes Notes on the mathematics of the Rubik's cube. http://web.usna.navy.mil/~wdj/rubik_nts.htm Reviews Rating: Not yet Rated
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Cryptarithms Online 70 brainteasers; a Primer on Cryptarithmetic; books and links to alphametics on the Web. http://www.geocities.com/Athens/Agora/2160 Reviews Rating: Not yet Rated
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Recmath Includes pages on magic squares and polyomino patterns and contains related java applets. http://web.idirect.com/~recmath/ Reviews Rating: Not yet Rated
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Properties of Dice Polyhedral dice and their properties. http://hjem.get2net.dk/Klaudius/Dice.htm Reviews Rating: Not yet Rated
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Treasure Troves : Book List Book list including titles, authors, publishers, prices, page count and some have links to Amazon.com. http://www.treasuretroves.com/books/RecreationalMathematics.html Reviews Rating: Not yet Rated
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Recreational and Educational Computing A newsletter with programs, including optional supplemental PC disk. All back issues are available. Topics include puzzles and teasers, BASIC programming, letters, graphics, fractals, challenges, recreation, reviews, wordplay, humor, tips, solutions, and Mathemagical Black Holes. http://members.aol.com/DrMWEcker/REC.html Reviews Rating: Not yet Rated
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MAT 007 I News A newsletter edited by undergraduates of the Department of Mathematics at the University of Toronto. Includes some online copies. http://www.math.toronto.edu/007/ Reviews Rating: Not yet Rated
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Recreational Mathematics Links collected at CAMEL, the Canadian Mathematical Society website. http://camel.math.ca/Recreation/recreation.html Reviews Rating: Not yet Rated
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Mathematical Diversions Mostly original diversions in mathematics and word play. http://members.aol.com/s6sj7gt/mikehome.htm Reviews Rating: Not yet Rated
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Mathematik Individual pages on different topics in Mathematics. Examples : group theory, dynamical systems theory, geometry or number theory. http://www.mathematik.com/ Reviews Rating: Not yet Rated
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The Nine Digits Page Puzzles and problems connected with numbers using the digits 19. http://www.ping.be/~ping6758/ninedigits.htm Reviews Rating: Not yet Rated
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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?" http://www.york.cuny.edu/~malk/tidbits/tidbitgeometricpacking.html Reviews Rating: Not yet Rated
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MathPro Online: Online Reference to Mathematical Problems database currently contains 20,945 math problems from 38 journals and 21 contests http://problems.math.umr.edu/index.htm Reviews Rating: Not yet Rated
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Fair Dice Contains a complete list of all possible Fair Dice, most of which are not cubes. Includes pictures. http://www.mathpuzzle.com/Fairdice.htm Reviews Rating: Not yet Rated
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Mudd Math Fun Facts An archive of interesting math facts for use in the classroom or just for fun. Browse by subject, difficulty, keywords, or try the "random" feature. Based at Harvey Mudd College. http://www.math.hmc.edu/funfacts/ Reviews Rating: Not yet Rated
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On the Puzzles with Polyhedra and Numbers This is an article on a set of didactical games edited by the Portuguese Mathematical Society (SPM). http://gfm.cii.fc.ul.pt/Members/jr_poliedrospuzzles_en.pdf Reviews Rating: Not yet Rated
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Who Can Name the Bigger Number? An essay by Scott Aaronson on the quest for everbigger numbers, from exponentials to Busy Beavers. http://www.cs.berkeley.edu/~aaronson/bignumbers.html Reviews Rating: Not yet Rated
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Sir Roger Penrose A article about him and his interests and contributions to recreational mathematics. http://www.worldofescher.com/misc/penrose.html Reviews Rating: Not yet Rated
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Wade Edward Philpott Collection A special collection at the University of Calgary Library. http://www.ucalgary.ca/library/SpecColl/philpott.htm Reviews Rating: Not yet Rated
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Wade Edward Philpott Profile and description of his mathematical games and puzzles. http://www.gamepuzzles.com/wade.htm Reviews Rating: Not yet Rated
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Math in the Movies A guide to major motion pictures with scenes of real mathematics. http://world.std.com/~reinhold/mathmovies.html Reviews Rating: Not yet Rated
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Math Cats A magic chalkboard takes you to a math art gallery and lots of interactive math activities, including: magic squares, conversions, seasonal surveys, symmetry, tessellations, geometric designs, games. http://www.mathcats.com/ Reviews Rating: Not yet Rated
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Gathering for Gardner Contains math, puzzle, geometry, illusions, mazes, links, articles and problems. http://www.g4g4.com/ Reviews Rating: Not yet Rated
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MAA Library List in Recreational Mathematics Book list split into categories. Includes title, author, publisher and date information about each book. http://www.maa.org/BLL/recmath.htm Reviews Rating: Not yet Rated
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Mathematical Fiction A list of mathematical fictional movies, books, stories, plays and shows. Split into categories including children's books. Can be sorted by mathematical content and literary quality. http://math.cofc.edu/faculty/kasman/MATHFICT/Default.html Reviews Rating: Not yet Rated
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The Aesthetics of Symmetry A brief digression into how people perceive symmetrical patterns  what makes them boring, interesting, or overly intricate http://home.earthlink.net/~jdc24/symmetry.htm Reviews Rating: Not yet Rated
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Recreational Mathematics Forum A forum for posting messages about math recreations. Hosted at Delphi. http://forums.delphiforums.com/recmath/start/ Reviews Rating: Not yet Rated
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Fun With Mathematics Includes pages on the topics of primes, fibonacci numbers, PI computation, data encryption and links to calculator programs. http://pw1.netcom.com/~hjsmith/ Reviews Rating: Not yet Rated
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The Snarking of the Hunt Visitors are invited to analyse the verses to discover mathematical puzzles and riddles. They are invited to offer solutions. http://www.snarking.co.uk Reviews Rating: Not yet Rated
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Roman Numerals Contains a introduction to Roman numerals including a translation of the digits used and a converter which can convert decimal to Roman numerals and vice versa. http://www.novaroma.org/via_romana/numbers.html Reviews Rating: Not yet Rated
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Iamond A page on polyiamond puzzles. Includes many pages on tessellation. http://www.mathpuzzle.com/iamond.htm Reviews Rating: Not yet Rated
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Decimal to Hexadecimal Conversion A table to convert any number from 1 to 255 to Hexadecimal. http://www.jaworski.com/htmlbook/dechex.htm Reviews Rating: Not yet Rated
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Mathematical Spectrum Mathematical Spectrum is a magazine for students and teachers of mathematics in universities, colleges and schools worldwide. It may be read by anybody interested in mathematics as a recreation. http://www.shef.ac.uk/uni/companies/apt/ms.html Reviews Rating: Not yet Rated
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The Sound of Mathematics Algorithmic music determined by mathematics and by the musical preferences of a human. General MIDI files. http://www.geocities.com/Vienna/9349/ Reviews Rating: Not yet Rated
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Table of Numbers Problem Given a m * n rectangle, place all numbers from 1 to mn that minimizes the sum of the products of rows and columns (both in Spanish and English). http://www.alpertron.com.ar/CUADRO.HTM Reviews Rating: Not yet Rated
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Eureka The annual journal of the Archimedeans, the mathematical society of the University of Cambridge. It regularly contains articles on recreational mathematics. http://www.cam.ac.uk/CambUniv/Societies/archim/eureka/ Reviews Rating: Not yet Rated
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Mathematical Quotation Server Furman University Mathematical Quotation Server  random or searchable math quotes. http://math.furman.edu/~mwoodard/mqs/mquot.shtml Reviews Rating: Not yet Rated
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Mathematrix Devoted to exploring the more entertaining (and generally lesser known) areas of mathematics. Can be enjoyed by anyone, from individuals with little or no math background to professors of the subject. http://www.geocities.com/CapeCanaveral/Hangar/7773/index.html Reviews Rating: Not yet Rated
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Mathematics Museum (Japan) At Mathematics Museum (Japan) you would be surprised how interesting mathematics is. You will find exhibition rooms produced by Japanese researchers and educators. http://mathmuse.sci.ibaraki.ac.jp/indexE.html Reviews Rating: Not yet Rated
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Famous Curves Index Curves you've heard of and curves you haven't, from Astroid to the Witch of Agnesi. http://wwwgroups.dcs.stand.ac.uk/~history/Curves/Curves.html Reviews Rating: Not yet Rated
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A Disproof of Pythagoras' Theorem? A method of disproving the Theorem of Pythagoras is presented. The author is adamant that this is intended only as a puzzle to find the mistake in the arguments, and not as a serious proposal. http://www.geocities.com/ResearchTriangle/System/8956/problems/pyth.htm Reviews Rating: Not yet Rated
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Mathematics for Fun Interactive math pages including java Kali and a page on the world's largest prime. http://www.thinks.com/math/index.htm Reviews Rating: Not yet Rated
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EFF Cooperative Computing Awards Between $100,000 and $250,000 will go to the first individual or group who discovers a new prime number above 10 million digits. http://www.eff.org/coopawards/ Reviews Rating: Not yet Rated
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Recreational Mathematics (David Eppstein) An extensive list of web resources for recreational math. http://www.ics.uci.edu/~eppstein/recmath.html Reviews Rating: Not yet Rated
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