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Stem Perplexors Levels B-D

Practice math and deductive reasoning skills with our best-selling logic puzzle activity books. Each math story problem can be solved through deducing information from the provided clues and using the "cross-out-and-circle" process of elimination to find the correct answer. Each book includes 49 puzzles, plus solutions in the back. Puzzles increase in difficulty through each level of the series! The age recommendation for these books are 8 and up. Level B is for grades 5 and 6, level C is for grades 6 and 7, and level D is for grades 7 and up.

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