The Great Book of Mind Teasers and Puzzles by George J. Summers
Huge collection of tantalizing logic puzzles offers hints when you're stuck, plus step-by-step solutions, imaginatively teaching problem-solving skills. "Will challenge and delight."-- "Mathematics Teacher
. "Fun for puzzle fans of all ages."-- "Booklist
. 256 pages, b/w illus. throughout, 5 3/8 x 7 3/4.