Gather clues and use deductive reasoning to solve the mysteries in Brain Games Who Done It? puzzle collection. Features almost 200 puzzles encouraging you to flex your cognitive muscles and solve mysteries ranging from every day to obscure. Unlock codes and cryptograms, untangle logic mazes and use visual and math skills to solve “Spy Fly” puzzles. Expand your logic and reasoning skills, test your memory and push your creative thinking ability to new limits. Spiral-bound, 192 pages