The Big Book of Bathroom Brain-Sharpeners: Entertaining Sudoku, Kakuro, and Brainteasers for Every Day (Little Bathroom Book)

Terry Stickels is one of the foremost puzzle creators in the world. In addition to his King Features syndicated puzzle, Stickelers [sic], he also creates Frame Games puzzles and Stickdoku puzzles for USA Weekend. He is the author of m

Nathan Haselbauer is the president and founder of the International High IQ Society as well as the chairman of the International Intelligence Testing Committee. His latest achievement, the Test for Exceptional Intelligence, is one of the most difficult an