Perform amazing feats of mathematical magic, answer clever riddles, and much more with this book and a handy pocket calculator. Scores of brain-teasers, puzzles, mathematical oddities, games, and recreations to fill dozens of hours with fun and excitement. Answers to problems.
|Availability||Usually ships in 24 to 48 hours|
|Grade level||4 - 7 (ages 9 - 12)|
|Dimensions||5 3/8 x 8 1/2|