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STEM Perplexors: Set of 5

Lower Age: 8
Upper Age: 12+
Price: $44.95
Year Added: 2017

This set of 5 books comes with the Basic Level, Level A, Level B, Level C, and Level D activity books. Each STEM Perplexors book provides 50 pages full of puzzles that aim to activate the brain and create a more complete critical thinking foundation. The puzzles apply mathematical and logical skill sets to an engineering styled backgrounds. Children really have to think about the problems in this book, which could help them in the future with all kinds of problem solving tasks in the real world. Altogether the books contain over 250 deductive logic puzzles that make children use critical thinking to find the correct answer.  Each of the puzzles also shares an introductory story to the puzzle and clues which serve as constraints for the possible solution choices. With these puzzle books, children will be challenged to improve their problem solving and reasoning skills, while learning good techniques for practicing logical thinking to find correct answers.

***Note: These puzzle books are also available separately from the same website and manufacturer. ($12.95 each)


Engineering thinking and design practices the gift encourages children to do or learn about: Define a problem, test the solution, analyze a solution, recognize patterns, apply mathematics


Engineering text or context explicitly provided by the gift: A problem to be solved, constraints


Additional practices and skills needed by engineers that were addressed by the gift: Evidence-based reasoning, problem solving, logical thinking


Overall ratings:

  • Children Reviews
    • Rating: NA
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  • Parents Reviews
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  • Engineering & STEM Experts Reviews
    • Rating: 4.0 out of 5.0
    • Feedback:
      • “STEM Perplexors are full of puzzles that can activate the brain into completion. It applies skill sets such as mathematics while also incorporating engineering styled backgrounds into the puzzles. You really have to think about problems in this book as it could help them with future applications in the real world.”
      • “This book contains many puzzles which encourage children to use deductive skills to find the correct answer.”
      • “I like that these books teach children about the “cross-out-and-circle” method for solving problems, because I think that technique is really useful for organizing your thoughts when working on challenging puzzle problems.”