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Recreations (594)

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Editor's Picks:

http://www-groups.dcs.st-and.ac.uk/~history/Curves/Curves.html
» Famous Curves Index Open in a new browser windowEditor's Pick
   Curves you've heard of and curves you haven't, from Astroid to the Witch of Agnesi.
   http://www-groups.dcs.st-and.ac.uk/~history/Curves/Curves.html


Sites:

http://finitegeometry.org/sc/ph/aesthetics.html
» A Mathematician's Aesthetics Open in a new browser window
   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://finitegeometry.org/sc/ph/aesthetics.html
http://cgibin.erols.com/ziring/cgi-bin/spiro.pl/spiro.html
» Amazing Spiro Open in a new browser window
   An applet for making spirograph graphs. Includes options for size, color and shape. Allows saving of completed image.
   http://cgibin.erols.com/ziring/cgi-bin/spiro.pl/spiro.html
http://www.jaapsch.net/puzzles/square1.htm
» Back to Square One Open in a new browser window
   Includes description, solutions and other resources on this cube-like puzzle.
   http://www.jaapsch.net/puzzles/square1.htm
http://cryptarithms.awardspace.us/
» Cryptarithms Online Open in a new browser window
   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.
   http://cryptarithms.awardspace.us/
http://www.curiousmath.com/
» CuriousMath Open in a new browser window
   Include news, math tricks, methods, facts, trivia, mostly posted by users.
   http://www.curiousmath.com/
http://anduin.eldar.org/~problemi/singmast/material.html
» David Singmaster: List of Available Material Open in a new browser window
   Teaching and recreational items in this personal collection.
   http://anduin.eldar.org/~problemi/singmast/material.html
http://www.ericweisstein.com/encyclopedias/books/RecreationalMathematics.html
» Eric's Scientific Book List: Recreational Mathematics Open in a new browser window
   Book list from Eric Weisstein including titles, authors, publishers, prices, page count and some have links to Amazon.com.
   http://www.ericweisstein.com/encyclopedias/books/RecreationalMathematics.html
http://www.archim.org.uk/eureka/
» Eureka Open in a new browser window
   The annual journal of the Archimedeans, the mathematical society of the University of Cambridge. It regularly contains articles on recreational mathematics.
   http://www.archim.org.uk/eureka/
http://www.mathpuzzle.com/Fairdice.htm
» Fair Dice Open in a new browser window
   Includes a complete list of all possible Fair Dice, most of which are not cubes. Includes pictures.
   http://www.mathpuzzle.com/Fairdice.htm
http://famouscurves.awardspace.us/
» Famous Curves Open in a new browser window
   Visual animations of famous curves.
   http://famouscurves.awardspace.us/
http://www.cut-the-knot.org/arithmetic/rapid/
» Fast Arithmetic Tips Open in a new browser window
   Three categories: defensive - know to check an answer, offensive - fast mental calculations, and math magic.
   http://www.cut-the-knot.org/arithmetic/rapid/
http://milan.milanovic.org/math/
» Fibonacci Numbers and the Pascal Triangle Open in a new browser window
   The relation between Fibonacci numbers and Pascal's triangle. English/German/Serbian.
   http://milan.milanovic.org/math/
http://www.numericana.com/answer/
» Final Answers Open in a new browser window
   Numerous facts including formulas, magic tricks, fallacies and recreations compiled by Dr. Gerard P. Michon.
   http://www.numericana.com/answer/
http://harry-j-smith.com/hjsmithh/
» Fun With Mathematics Open in a new browser window
   Harry J. Smith provides pages on the topics of primes, fibonacci numbers, PI computation, data encryption and many other puzzles, and links to calculator programs.
   http://harry-j-smith.com/hjsmithh/
http://www.ms.uky.edu/~lee/ma502/gardner5/gardner5.html
» Gardner Index Open in a new browser window
   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
http://www.york.cuny.edu/~malk/tidbits/tidbit-geometric-packing.html
» Geometric Packing Problems Open in a new browser window
   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/tidbit-geometric-packing.html
http://www.inwap.com/pdp10/hbaker/hakmem/hakmem.html
» HAKMEM Open in a new browser window
   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
http://math.arizona.edu/~kerl/doc/square-root.html
» How to Manually Find a Square Root Open in a new browser window
   Provides a method of finding a square root without the use of a calculator.
   http://math.arizona.edu/~kerl/doc/square-root.html
http://www.mathpuzzle.com/iamond.htm
» Iamond Open in a new browser window
   A page on polyiamond puzzles. Includes many pages on tessellation.
   http://www.mathpuzzle.com/iamond.htm
http://www.btinternet.com/~se16/js/looknsay.htm
» Look and Say Sequence Generator Open in a new browser window
   Creates a special kind of summation formula created by John Conway.
   http://www.btinternet.com/~se16/js/looknsay.htm
http://www.maa.org/BLL/recmath.htm
» MAA Library List in Recreational Mathematics Open in a new browser window
   Book list split into categories. Includes title, author, publisher and date information about each book.
   http://www.maa.org/BLL/recmath.htm
http://www.math.toronto.edu/007/
» MAT 007 I News Open in a new browser window
   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/
http://mathforum.org/~judyann/2001/
» Math Forum: 2001 Mathematics Game Open in a new browser window
   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/
http://mathforum.org/~judyann/2002/
» Math Forum: 2002 Mathematics Game Open in a new browser window
   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/
http://mathforum.org/algpow/
» Math Forum: Algebra Problem of the Week Open in a new browser window
   View this week's algebra problem or those of previous weeks.
   http://mathforum.org/algpow/
http://www.cut-the-knot.org/Curriculum/index.shtml#magic
» Math Magic By Computer Open in a new browser window
   Interactive java puzzles and activities in different mathematical topics.
   http://www.cut-the-knot.org/Curriculum/index.shtml#magic
http://world.std.com/~reinhold/mathmovies.html
» Math in the Movies Open in a new browser window
   A guide to major motion pictures with scenes of real mathematics.
   http://world.std.com/~reinhold/mathmovies.html
http://math.cofc.edu/faculty/kasman/MATHFICT/
» Mathematical Fiction Open in a new browser window
   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/
http://www.math.cl/induction.html
» Mathematical Induction Open in a new browser window
   A page of uncommon problems, most closely connected with number theory.
   http://www.math.cl/induction.html
http://www.andrewlipson.com/mathlego.htm
» Mathematical Lego Sculptures Open in a new browser window
   Designed and built by Andrew Lipson. Images and LDraw files.
   http://www.andrewlipson.com/mathlego.htm
http://mathres.kevius.com/problem.html
» Mathematical Problems - Problem Solving Open in a new browser window
   Mathematics Hots (Problems) by Bruno Kevius
   http://mathres.kevius.com/problem.html
http://math.furman.edu/~mwoodard/mqs/mquot.shtml
» Mathematical Quotation Server Open in a new browser window
   A collection of mathematical quotations culled from many sources. You may conduct a keyword search through the quotation database.
   http://math.furman.edu/~mwoodard/mqs/mquot.shtml
http://mathmuse.sci.ibaraki.ac.jp/indexE.html
» Mathematics Museum (Japan) Open in a new browser window
   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
http://www.math.nus.edu.sg/aslaksen/teaching/math-art-arch.shtml
» Mathematics in Art and Architecture Open in a new browser window
   An interdisciplinary course on mathematics in art and architecture.
   http://www.math.nus.edu.sg/aslaksen/teaching/math-art-arch.shtml
http://www.mathematik.com/
» Mathematik Open in a new browser window
   Individual pages on different topics in Mathematics. Examples : group theory, dynamical systems theory, geometry or number theory.
   http://www.mathematik.com/
http://www.mathematische-basteleien.de/
» Mathematische Basteleien Open in a new browser window
   Topics include Flexagon, Soma Cube, Pentominos, Cube-it, Rubik's Cube, Froebel's Star, Tangram, House of Santa Claus, Chronogram, Numeric Palindromes, Latticework of Letters. English/German.
   http://www.mathematische-basteleien.de/
http://home.adelphi.edu/~stemkoski/mathematrix/
» Mathematrix Open in a new browser window
   Have fun with geometric shapes, fractals, math games, art, humor, quotes, and important constants.
   http://home.adelphi.edu/~stemkoski/mathematrix/
http://www.mathmos.net/
» Mathmos Open in a new browser window
   Includes puzzles, jokes, quotations, poetry, and FAQs.
   http://www.mathmos.net/
http://www.astrolog.org/labyrnth/algrithm.htm
» Maze Classification and Algorithms Open in a new browser window
   A short description of mazes and how to create them. Definition of different mazetypes and their algorithms.
   http://www.astrolog.org/labyrnth/algrithm.htm
http://www.math.hmc.edu/funfacts/
» Mudd Math Fun Facts Open in a new browser window
   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/
http://www.shyamsundergupta.com/
» Number Recreations by Shyam Sunder Gupta Open in a new browser window
   Features interesting facts about different numbers. Includes favorite related links.
   http://www.shyamsundergupta.com/
http://gfm.cii.fc.ul.pt/people/jrezende/jr_poliedros-puzzles_en.pdf
» On the Puzzles with Polyhedra and Numbers Open in a new browser window
   This is an article on a set of didactical games edited by the Portuguese Mathematical Society (SPM).
   http://gfm.cii.fc.ul.pt/people/jrezende/jr_poliedros-puzzles_en.pdf
http://www.btinternet.com/~se16/mhi/
» One Metaphor Fits All Open in a new browser window
   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/
http://kahuna.merrimack.edu/~thull/OrigamiMath.html
» Origami Mathematics Open in a new browser window
   Information on the mathematics of paper folding.
   http://kahuna.merrimack.edu/~thull/OrigamiMath.html
http://www.numq.com/pwn/
» Pretty Wild Narcissistic Numbers Open in a new browser window
   Dr Colin Rose provides some examples of numbers that are representable by mathematically manipulating the digits of the numbers themselves.
   http://www.numq.com/pwn/
http://www3.sympatico.ca/diharper/
» Recmath Open in a new browser window
   Includes pages on magic squares and polyomino patterns and contains related java applets.
   http://www3.sympatico.ca/diharper/
http://camel.math.ca/Recreation/recreation.html
» Recreational Mathematics Open in a new browser window
   Links collected at CAMEL, the Canadian Mathematical Society website.
   http://camel.math.ca/Recreation/recreation.html
http://www.ics.uci.edu/~eppstein/recmath.html
» Recreational Mathematics (David Eppstein) Open in a new browser window
   An extensive list of web resources for recreational math.
   http://www.ics.uci.edu/~eppstein/recmath.html
http://forums.delphiforums.com/recmath/
» Recreational Mathematics Forum Open in a new browser window
   A forum for posting messages about math recreations. Hosted at Delphi.
   http://forums.delphiforums.com/recmath/
http://www.uwgb.edu/dutchs/RECMATH/recmath.htm
» Recreational Mathematics Topics Open in a new browser window
   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
http://www.novaroma.org/via_romana/numbers.html
» Roman Numerals Open in a new browser window
   Includes 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
http://www.usna.edu/Users/math/wdj/rubik_nts.htm
» Rubik's Cube Lecture Notes Open in a new browser window
   Notes on the mathematics of the Rubik's cube.
   http://www.usna.edu/Users/math/wdj/rubik_nts.htm
http://www.simonsingh.net/
» SimonSingh.net Open in a new browser window
   Home of Simon Singh: author, journalist and TV producer, specialising in science and mathematics. Cryptography is one of his specialties, and his site has a lot of educational and fun content about codes and codebreaking.
   http://www.simonsingh.net/
http://www.worldofescher.com/misc/penrose.html
» Sir Roger Penrose Open in a new browser window
   An article about him and his interests and contributions to recreational mathematics.
   http://www.worldofescher.com/misc/penrose.html
http://www.skytopia.com/project/magnet/magnet.html
» Skytopia - Super Magnet Open in a new browser window
   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
http://www.nehuenmultimedia.com.ar/html/spirograph.html
» Spirocharts Open in a new browser window
   A windows application that creates mathematically precise spirograph drawings; savable as images.
   http://www.nehuenmultimedia.com.ar/html/spirograph.html
http://www.cut-the-knot.org/arithmetic/rapid/magic.shtml
» Stunning Friends with Math Magic Open in a new browser window
   A collection of card tricks, number guessing games, paper and glue magic, and other math exercises.
   http://www.cut-the-knot.org/arithmetic/rapid/magic.shtml
http://www.alpertron.com.ar/CUADRO.HTM
» Table of Numbers Problem Open in a new browser window
   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
http://home.earthlink.net/~jdc24/symmetry.htm
» The Aesthetics of Symmetry Open in a new browser window
   A brief digression into how people perceive symmetrical patterns -- what makes them boring, interesting, or overly intricate
   http://home.earthlink.net/~jdc24/symmetry.htm
http://finitegeometry.org/sc/16/puzzle/
» The Diamond 16 Puzzle Open in a new browser window
   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://finitegeometry.org/sc/16/puzzle/
http://www.ucalgary.ca/lib-old/SpecColl/strens.htm
» The Eugène Strens Recreational Mathematics Collection Open in a new browser window
   A special collection at the University of Calgary, including the archives of Martin Gardner. There is a searchable online index.
   http://www.ucalgary.ca/lib-old/SpecColl/strens.htm
http://www.worldofnumbers.com/ninedig1.htm
» The Nine Digits Page Open in a new browser window
   Puzzles and problems connected with numbers using the digits 1-9.
   http://www.worldofnumbers.com/ninedig1.htm
http://lambda-the-ultimate.org/classic/message11825.html
» The Sound of Mathematics Open in a new browser window
   Algorithmic music determined by mathematics and by the musical preferences of a human. General MIDI files.
   http://lambda-the-ultimate.org/classic/message11825.html
http://www.gamepuzzles.com/wade.htm
» Wade Edward Philpott Open in a new browser window
   Profile and description of his mathematical games and puzzles.
   http://www.gamepuzzles.com/wade.htm
http://carouselnumbers.webs.com
» Which Numbers Produce Carousel Numbers? Open in a new browser window
   High school research project.
   http://carouselnumbers.webs.com
http://www.scottaaronson.com/writings/bignumbers.html
» Who Can Name the Bigger Number? Open in a new browser window
   An essay by Scott Aaronson on the quest for ever-bigger numbers, from exponentials to Busy Beavers.
   http://www.scottaaronson.com/writings/bignumbers.html

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