Title: Math Crossword Puzzles, Author: Anna B. Napolitano
Title: Game Almanac 2012, For Causes: 400 Games of Logic, Math and Skill, Author: Carmine Covino
Title: The Pyrgic Puzzler: Classic Conundrums, Author: Christopher Maslanka
Title: Word and Math Puzzels, Author: Stan McDonald
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Title: Puzzles, Games, and Tricks: Understanding the Mystery and Magic of Numbers, Author: Jerome S. Meyer
Title: The Ultimate Mathematical Challenge: Over 365 puzzles to test your wits and excite your mind, Author: The UK Mathematics Trust