Logic And Critical Thinking Workbook For Kids Ages 6 To 8: Logic Puzzles, Critical Thinking Activities, Math Activities, Analogies, And Spatial Reason By Publications, Savant By Thriftbooks
Brainteasers And Riddles For Gritty Kids: 300 Difficult Mindbending Lateral Thinking, Logic, And Math Puzzles For Kids And Families By Allbaugh, Dan By Thriftbooks