Surf these sites: 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. Bamdad''s Math Comics -- Private collection of comics, cartoons and strips about math. Dr Rich''s Page o'' Math -- Original and interesting math problems for fun and entertainment. EFF Cooperative Computing Awards -- Between $50,000 and $250,000 will go to the first individual or group who discovers a new prime number above 1 million digits. Eureka -- Eureka is the annual journal of the Archimedeans, the mathematical society of the Univeristy of Cambridge. It regularly contains articles on recreational mathematics. Famous -- Curves Index Flexagon Re''flex''ions -- Several possibly new trihexaflexagon phenomena are presented. The wide spectrum of findings including explorations with magic squares, palindromes, and much more freshly fans the flexagon fun. Fun With Mathematics! -- Harry J. Smith''s Home Page Journal of Recreational Mathematics -- A journal devoted to the lighter side of mathematics. Kiran Kedlaya''s Math Competitions Archive -- US Mathematical Olympiad (1989-1999) without solutions, and William Lowell Putnam Competition (1987-1998), some with solutions. [International Math Olympiad problems missing from site] Magic Stars, Magic Squares and Number Patterns -- A collection of magic stars, magic squares and other interesting number pattern puzzles, with definitions, theory, basic solutions and many links to similar web sites. Math Forum: Algebra Problem Search -- Try to solve the Algebra Problem of the Week and search this week''s algebra problem or those of previous weeks. Math Olympiad Problems from around the world -- In particular, from Iran Math Problems from Dr Rich -- Some original and interesting math problems are presented just for fun. Mathematical Quotation Server -- Furman University Mathematical Quotation Server - random or searchable math quotes Mathematical Spectrum -- Mathematical Spectrum is a magazine for students and teachers of mathematics in universities, colleges and schools worldwide. It publishes articles from all branches of mathematics, as well as regular features on mathematics in the classroom, computer column, letters, problems and solutions, book and software reviews. Mathematics Museum (Japan) -- At Mathematics Museum (Japan) you would be surprised how interesting mathematics is. You will find exhibition rooms produced by Japanese reserchers and educators. Mathematics and music -- This web page is intented to collect informations on this topic : on the one hand, mine, and on the other hand, yours... Mathematics for Fun -- Some fun and interactive math Mathematische Basteleien -- Flexagon, Soma Cube, Pentominos, Cube-it, Rubik''s Cube, Froebel''s Star, Tangram, House of Santa Claus, Chronogram, Numeric Palindromes, Latticework of Letters Mathematrix -- Mathematrix is a web site devoted to exploring mathematical recreations - the more entertaning (and generally lesser known) areas of mathematics. This site can be enjoyed by anyone, from individuals with little or no math background to professors of the subject. Palindromic numbers and other recreational topics -- Some curious palindromes, gems, puzzles, conundrums... Recreational Mathematics (David Eppstein) -- An extensive list of web resources for recreational math. Search snark -- A Spanish math mailing list for topics related to recreational mathematics, creative logic problems, board and strategy games, geometry puzzlers and other brain-teasers). 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). The problems of the All-Soviet-Union mathematical competitions 1961-1986 -- This file contains the problems, suggested for solving at the Russian national mathematical competitions among secondary school pupils.
Help build the largest human-edited
directory on the web.