STEM Perplexors

Sharpen deductive reasoning skills with these challenging logic puzzles that feature popular STEM subjects. Each puzzle categorizes information and lists clues below. By using the "cross-out-and-circle" technique, kids will practice logical thinking in order to find the correct answer. Each book includes 50 full-page puzzles with solutions. Printed in the USA. Basic Level (Age 8-9) Level A (Age 9-10) Level B (Age 10-11) Level C (Age 11-12) Level D (Age 12+)