Title: Brain Strain: A Mental Muscle Workout That's Fun! 73 Puzzles from Odyssey, Author: Clifford A. Pickover
Title: Maze Book, Author: Bob Aubuchon

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Title: Denali's Dozen: Twelve Little Mysteries You Can Solve, Author: Lisa Deckert

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Title: CREATIVE MIND PUZZLES AND GAMES FOR KIDS, Author: Douglas Brooks

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Title: JokeAppTv's Alien Maze Book, Author: Bob Aubuchon

Available Immediately After Purchase