- Combinatorial Games@ (13)
- For Kids@ (28)
- Games and Puzzles (65)
- Magic Square (41)
- Ambigrams@ (12)
- Flexagons (3)
- Polyominoes (77)
- Specific Numbers (168)
- Tessellations (43)
- Competitions (112)
- Conway's Game of Life@ (25)
- Famous Problems (26)
See also:
- Arts: Crafts: Paper: Origami: Geometry and Modulars (10)
- Games: Puzzles (622)
- Recreation: Humor: Science: Mathematics (24)
- Science: Math: Chaos and Fractals: Fractal Art (117)
- Science: Math: Geometry: Sculpture and Art (15)
One Metaphor Fits All
btinternet.com
Explains Conway's audioactive decay that is generated by a particular kind of sequence. Includes illustrations and related resources.
Iamond
mathpuzzle.com
A page on polyiamond puzzles. Includes many pages on tessellation.
Recreational Mathematics Forum
forums.delphiforums.com
A forum for posting messages about math recreations. Hosted at Delphi.
Mathematical Induction
math.cl
A page of uncommon problems, most closely connected with number theory.
Cryptarithms Online
cryptarithms.awardspace.us
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.
Mudd Math Fun Facts
math.hmc.edu
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.
The Eugène Strens Recreational Mathematics Collection
ucalgary.ca
A special collection at the University of Calgary, including the archives of Martin Gardner. There is a searchable online index.
Mathematical Spectrum
apt.group.shef.ac.uk
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.- Look and Say Sequence Generator
btinternet.com
Creates a special kind of summation formula created by John Conway. 
Fibonacci Numbers and the Pascal Triangle
milan.milanovic.org
The relation between Fibonacci numbers and Pascal's triangle. English/German/Serbian.- Fair Dice
mathpuzzle.com
Includes a complete list of all possible Fair Dice, most of which are not cubes. Includes pictures. 
Table of Numbers Problem
alpertron.com.ar
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).
On the Puzzles with Polyhedra and Numbers
gfm.cii.fc.ul.pt
This is an article on a set of didactical games edited by the Portuguese Mathematical Society (SPM). [PDF]
Maze Classification and Algorithms
astrolog.org
A short description of mazes and how to create them. Definition of different mazetypes and their algorithms.
Geometric Packing Problems
york.cuny.edu
By Joseph Malkevitch: "Given one shape X how and when can one pack identical copies of this shape into another shape Y?"
Rubik's Cube Lecture Notes
usna.edu
Notes on the mathematics of the Rubik's cube.
The Nine Digits Page
worldofnumbers.com
Puzzles and problems connected with numbers using the digits 1-9.
Mathematical Quotation Server
math.furman.edu
A collection of mathematical quotations culled from many sources. You may conduct a keyword search through the quotation database.
Recreational Mathematics
camel.math.ca
Links collected at CAMEL, the Canadian Mathematical Society website.
The Diamond 16 Puzzle
finitegeometry.org
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).
- Usenet rec.puzzles - news: - Google Groups
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news.google.com
Boston Globe
... and compelling, black-and-white re-creations of Guevara appearing before the UN are reserved for fleeting first-half cutaways. ...
and more »
frankbrunner.net
480px x 323px | 50.60kB
[source page]
recreations5s gif 04 Nov 2008 23 03 2k recreations1b jpg 04 Nov 2008 23 03 27k recreations2b jpg 04 Nov 2008 23 03 51k recreations3b jpg 04 Nov 2008 23 03 42k
activities-on-journey.blogspot.com
nalesun
Mon, 04 Jan 2010 09:28:00 GM
Recreations. And Additional Stay Amused In Bangkok.
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