Sharpen your deductive reasoning skills with Perplexors – a series of activity books that get harder with each level. This best-selling logic puzzle book features 46 increasingly challenging puzzles with solutions in the back. Use the “cross-out-and-circle” method to solve each fun story problem by deducing information from provided clues.

Perplexors Basic Level, great for grades 3 and 4.
Perplexors Level A, great for grades 4 and 5.
Perplexors Level B, great for grades 5 and 6.
Perplexors Level C, great for grades 6 and 7.
Perplexors Level D, great for grades 7 and up.
Perplexors Expert Level, great for grades 9 and up.