Title: Sudoku: Puzzle Book for Adults and Teenagers, Author: Robert O. Brien
Title: The Biggest, Bestest Book of Sudoku, Author: Nikoli Publishing
Title: Mixed Activity Puzzles for Adults Volume 2: Education resources by Bounce Learning Kids, Author: Christopher Morgan
Title: Massive Book of Mensa® Puzzles: 400 Mind Games!-A Colossal Collection to Stimulate Your Brain!, Author: David Millar

Pagination Links