Mind Twisting Puzzles, Beginner (Train Your Brain Puzzle Books)

The Master Theorem – A Book of Puzzles, Intrigue and Wit

Totally Awesome Mazes and Puzzles: Over 200 Brain-bending Challenges

Becky Wilson, Parragon Books, William Potter

Cities of the World, Volume 1 Word Search Puzzles: Word Search and Word Match Games

Publishing, ToPa

Murdle Puzzle Series Collection 3 Books Set (Murdle, Murdle: More Killer Puzzles & Murdle: Even More Killer Puzzles)

G. T. Karber