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.
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.
Back to Square One
Includes description, solutions and other resources on this cube-like puzzle.
Critical Math
Articles and images on recreational math from fractals and magic squares to mathemorchids and Galois.
Cryptarithms Online
70 brain-teasers; a Primer on Cryptarithmetic; books and links to alphametics on the Web.
CuriousMath
Include news, math tricks, methods, facts, trivia, mostly posted by users.
David Singmaster: List of Available Material
Teaching and recreational items in this personal collection.
Eureka
The annual journal of the Archimedeans, the mathematical society of the University of Cambridge. It regularly contains articles on recreational mathematics.
Fair Dice
Contains a complete list of all possible Fair Dice, most of which are not cubes. Includes pictures.
Famous Curves
Visual animations of famous curves.
Famous Curves Index
Curves you've heard of and curves you haven't, from Astroid to the Witch of Agnesi.
Fast Arithmetic Tips
Three categories: defensive - know to check an answer, offensive - fast mental calculations, and math magic.
Fibonacci numbers and the Pascal triangle
The relation between Fibonacci numbers and Pascal's triangle. English/German/Serbian.
Final Answers
Numerous facts including formulas, magic tricks, fallacies, recreations compiled by Dr. Gerald P. Michon.
Fun With Mathematics
Includes pages on the topics of primes, fibonacci numbers, PI computation, data encryption and links to calculator programs.
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