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Brain Teasers@  (15) Magic Square@  (47) Problem of the Week  (21) Rubik's Cube Solutions@  (26)

See also:

• Games: Puzzles  (716)

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A+ Math - Interactive math help for K-12 students with flashcards, Math Wordfind, Homework Helper and worksheets..

Aha! Puzzles - Puzzles, books, games and tests with designed by Lloyd King, author of "Test Your Creative Thinking"..

AIMS Puzzle Corner - Provides over 100 puzzles with the goal of creating an engaging learning environment..

Algebraic Math Puzzles - A collection of puzzles at high school level. Does not include answers..

Alien Tiles - Object of puzzle is to try to get color pieces to create certain patterns in cube..

Alphametic Puzzles - Numerous puzzles, links, puzzle solver, and a generator..

Alphametics Page - Compiled by Mike Keith. Examples of various genres..

Ben Robinson's Cross-Number Puzzles - A collection of cross-number puzzles: similar to crosswords, but using digits instead of letters. Many involve complex mathematical reasoning..

Brain Teasers and Maths Puzzles - Interactive logical and mathematical puzzles with feedback and detailed solutions..

Brain Teasers by QBrute - Original brain teasers with solutions..

Calculus-Help Problem of the Week Archive - Calculus based problems range from easy to difficult..

Colorful Mathematics - Educational software presents advanced mathematics to K-12 students in a game-oriented approach, using coloring and drawing techniques to illustrate concepts from graph theory and computer science..

The Contest Center - Classic puzzles and riddles requiring only simple logic and elementary math..

Contest Center Cryptarithms - Examples of cryptarithms, with prize competitions for subscribers..

Creative puzzles - Interactive puzzle archive with descriptions for puzzle construction and a special children's puzzle page..

Dick's Math Puzzle Page - A collection of mathematical puzzles, some original, with fully worked solutions..

Downloadable and online games - A variety of Flash- and Java-based games and puzzles..

The Enigmatic World of Philip Carter - Collection of brain teasers from the author of IQ books..

Free Puzzle Collections - Educational and recreational puzzles for teachers, students and parents. Each puzzle is graded by difficulty and has a hint. Solutions are available to members..

Group Games - Animations that develop the theory behind such puzzles as the Rubik cube..

Interactive Mathematics Miscellany and Puzzles - Java-based math resource including articles, puzzles and links..

The Little Math Puzzle - The Little Math Puzzle has been a K-12 Internet activity since 1995 for grades 5-9. Currently the puzzles have ceased but the site maintains complete archives of past problems..

Logic Puzzles - Collection of original numerical-logic puzzles. Many are long and difficult, involve sorting and comparing long lists and are intended to be solved using a good spreadsheet program..

Logicville - Educational puzzles, brain teasers, and word games such as anagrams, cryptograms, alphametics, doublets, tangrams..

Magic Math Kingdom - Learn math through games and quiz-oriented tutorial..

Math Puzzles - Logic puzzles and riddles with some solutions..

MatheMagic - A collection of mathematical puzzles, jokes and articles..

MatheMajik - Indian site featuring calculation tricks and math puzzles..

Mathematical Games - A collection of pencil and paper games with mathematical content. Many can be played through the site..

Mathematical Recreations - Detailed exploration of a selection of mathematical topics..

Mathproblems.info - Over one hundred and fifty math problems ranging from basic math to differential equations..

Mathpuzzle.com - Celebrates math puzzles and mathematical recreations..

Mathschallenge.net - A website dedicated to the puzzling world of mathematics, with a discussion forum..

Mathwizz - Interactive math problems for abilities ranging from middle school to university..

Mixed Up Math - Logic problems, where equations are mixed up. In various formats like boxes, crosses, diagonals, mazes. Free download..

Mr Titen's More Than Math - Mathematics teacher provides puzzles for students..

Nandor's Exhaustive Chemical Words Pages - Lists all the English words, word squares, and magic squares that can be written using chemical symbols..

Nick's Mathematical Puzzles - A collection of puzzles, with hints, solutions, and links to related mathematical topics..

Paul Hsieh's Puzzles - Logical and mathematical brain teasers, with an indication of difficulty. Hints are provided; solutions are available by email..

Perfect Times - Teaches and assesses fluency of multiplication and division tables using online cards. Submit data and compare results..

Polyhedra Links - Pastime and activity links for various geometric patterns, polygons and polyhedra by Jill Britton..

Polymorf - Symmetry of Polyhedra - A demonstration of the symmetry and transformational properties of the Platonic and Archimedean solids..

A Primer on Cryptarithmetic - Instructions, examples, references and links..

15 Puzzle of Sam Lloyd - Play online Sam Lloyd's "15" puzzle. The funny story and mathematical implications of this game. Some funny logical problems with the 15 game..

Puzzle of the Week Archives - A collection of puzzles, with hints and full solutions. Compiled by George Moody..

Puzzles of Leonid Mochalov - A variety of challenging geometrical and arithmetical puzzles, many with solutions..

The Puzzling World of Barry R. Clarke - Brain teasers, articles and puzzles forum..

Pythabacus - Description and instruction of using the ancient Pythagorean Abacus to do arithmetic..

Scott Kim - Puzzles for web, computers, and print; ambigrams..

Storkey: Two Envelope Paradox - A tough but simply defined problem which demonstrates key issues in probability..

Torus and Klein Bottle Games - Collection of Java-based educational puzzles..

Wu's Riddles - A collection of riddles, puzzles, and technical interview questions, with a discussion forum..

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Mathschallenge.net - A website dedicated to the puzzling world of mathematics. [RSS].

Nick's Mathematical Puzzles - A collection of puzzles, with hints, solutions, and links to related mathematical topics. [RSS].

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