Brain Teasers and Puzzles in Logic, Mathematics and Creative Thinking | |
Brain teasers and puzzles in logic, mathematics and creative thinking | |
Keywords : brain, teaser, puzzle, puzzles, barryispuzzled, logic, mathematics, books, clarke, films, forum, creative, popular, thinking, puzzling, shakespeare |
Last Update : | 14/December/2011 |
Google PR : | 4 |
External links : | 1 |
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