World's 200 Hardest Brain Teasers Mind-Boggling Puzzles, Problems, and Curious Questions to Sharpen Your Brain |
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| Author:
| Gruber, Gary R. |
| ISBN: | 978-1-4022-5751-3 |
| Publication Date: | Aug 2010 |
| Publisher: | Sourcebooks, Incorporated
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| Book Format: | Ebook |
| List Price: | USD $12.99 |
Book Description:
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A unique opportunity to test your logic, enhance your creativity, and build problem-solving strategies for life
A unique opportunity to test your logic, enhance your creativity, and build problem-solving strategies for life