
Math Worksheets and Puzzles (Popularity: )
(Score: 10.09)
http://www.mathbuilder.com/
Print worksheets and puzzles. Includes Basic Math, Decimals, Fractions, Percents, Ratios, Measurement, Probability, Statistics, Algebra, First Grade Worksheets, and Number Puzzles.
Category: Science\Math\Education\Teaching Resources


Steve and Susan's Puzzles (Popularity: )
(Score: 9.58)
http://www.puzzlecraft.com/
Handmade wooden Pentomino and other puzzles; books.
Category: Science\Math\Recreations\Polyominoes


Aha! Puzzles (Popularity: )
(Score: 8.94)
http://www.ahapuzzles.com
Puzzles, books, games and tests with designed by Lloyd King, author of "Test Your Creative Thinking".
Category: Science\Math\Recreations\Games and Puzzles


Cut the Knot: Interactive Mathematics Miscellany and Puzzles (Popularity: )
(Score: 8.75)
http://cuttheknot.com/
Features instructional games and puzzles based on a variety of math topics. Includes more serious articles about the language of math and related links.
Category: Science\Math\Education


The Prime Puzzles & Problems Connection (Popularity: )
(Score: 8.45)
http://www.primepuzzles.net/
Carlos Rivera's collection of problems and puzzles related to prime numbers.
Category: Science\Math\Number Theory\Prime Numbers


Mathpuzzle.com (Popularity: )
(Score: 6.29)
http://www.mathpuzzle.com/
Celebrates math puzzles and mathematical recreations.
Category: Science\Math\Recreations\Games and Puzzles


Scott Kim (Popularity: )
(Score: 6.22)
http://www.scottkim.com/
Puzzles for web, computers, and print; ambigrams.
Category: Science\Math\Recreations\Games and Puzzles


Mathmos (Popularity: )
(Score: 6.22)
http://www.mathmos.net/
Includes puzzles, jokes, quotations, poetry, and FAQs.
Category: Science\Math\Recreations


Xocxoc (Popularity: )
(Score: 6.15)
http://mathmistakes.com/
Glossary of mathematical mistakes; quotes; puzzles and problems; links.
Category: Science\Math\Education


Gamepuzzles (Popularity: )
(Score: 6.15)
http://www.gamepuzzles.com/
Polyomino and polyform games and puzzles manufactured by Kadon Enterprises Inc.
Category: Science\Math\Recreations\Polyominoes


MatheMajik (Popularity: )
(Score: 6.15)
http://mathemajik.tripod.com/
Indian site featuring calculation tricks and math puzzles.
Category: Science\Math\Recreations\Games and Puzzles


The Puzzling World of Barry R. Clarke (Popularity: )
(Score: 6.09)
http://barryispuzzled.com/
Brain teasers, articles and puzzles forum.
Category: Science\Math\Recreations\Games and Puzzles


Art By Math (Popularity: )
(Score: 5.97)
http://www.artbymath.com/
Galleries, puzzles, and screen savers. Javascript and Java enabled browsers required.
Category: Science\Math\Chaos and Fractals\Fractal Art


Easymaths (Popularity: )
(Score: 5.97)
http://www.easymaths.com/
GCSE Mathematics tutorials, sample exam papers, books, lessons, puzzles and curiosities.
Category: Science\Math\Education\Teaching Resources


MathBlues (Popularity: )
(Score: 5.90)
http://www.mathblues.com
Online magazine updated weekly with feature articles, SAT tips, contests, comics, and puzzles.
Category: Science\Math\Education\Magazines


CalmPlex (Popularity: )
(Score: 5.85)
http://www.calmplex.com/
Manufactures wooden puzzles of polyomino type. Includes Prices, tips, hints and pages with solution counts.
Category: Science\Math\Recreations\Polyominoes


Exploratorium Museum Store (Popularity: )
(Score: 5.73)
http://www.exploratoriumstore.com/
Science toys and games, puzzles, gifts, books, classroom resources, charts and posters, videos, and software.
Category: Science\Physics\Instruments and Supplies\Educational


World of Numbers (Popularity: )
(Score: 5.65)
http://www.worldofnumbers.com/
Contains a collection of randomly gathered numbers, curios, puzzles, palindromes and primes.
Category: Science\Math\Recreations\Specific Numbers


Sandlot Science (Popularity: )
(Score: 5.64)
http://www.sandlotscience.com/
Interactive optical illusions, games, science projects, fun puzzles, and distortions.
Category: Science\Educational Resources\Resources


Math Goodies (Popularity: )
(Score: 5.61)
http://www.mathgoodies.com/
Featuring interactive math lessons. Also offers homework help, chat boards, puzzles, and calculators.
Category: Science\Math\Education\Homework Help
