Standard Listings Sort by: Hits | AlphabeticalA Game A Day
A puzzle site featuring a new puzzle format each weekday for each month. Puzzles are fun, educational, entertaining and are also printable.
http://www.agameaday.com |
Able2Know
A public forum for riddlers and riddle lovers in several topics.
http://www.able2know.com/aa_riddles.php |
Able2Know
Message board of user submitted riddles and brain teasers.
http://able2know.com/forums/viewforum.php?f=8 |
Abnorm's Conundrums
Easy, medium and difficult brain teasers without answers.
http://www.angelfire.com/oh/abnorm |
Akiyoshi's illusion pages
Many works of Akiyoshi Kitaoka. Designs around standard illusions crafted to maximise the illusory effect.
http://www.ritsumei.ac.jp/~akitaoka/index-e.html |
All In Fun Magic
Over 50 optical illusions and ambiguous drawings.
http://www.allinfunmagic.com |
All Optical Illusions
Gallery of optical illusions, 3d art, puzzles, and visual gags.
http://www.allopticalillusions.com |
All-Star Puzzles' Cryptograms
Daily problems with browser based solver. The author's name is hidden in the cipher alphabet. [Requires Java]
http://www.allstarpuzzles.com/cryptogram/index.html |
Alphabet Cartoon Puzzles
Letters of the alphabet are used as structural components for drawings of figures and faces. Spelling tips lead to the solution of the puzzles.
http://home.ca.inter.net/~aranoman/ |
Amazing Eyetricks
Gallery of pictures that will trick your eyes.
http://www.fun4all.dk/eyetricks/ |
Analytical Puzzles
List of logic puzzles grouped by difficulty.
http://www.nickvautier.com/puzzles/easy.htm |
Archimedes' Laboratory
Recreational mathematics including puzzles to make and solve, tessellations, geometric puzzles, optical illusions, and curiosities.
http://www.archimedes-lab.org |
AVAV
Collection of optical illusions, brain teasers and riddles.
http://www.kuponh.karoo.net/avav/ |
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