Moore, Gareth Train the brain : use it or lose it : exercises, tests and puzzles to keep your brain super-fir! / Gareth Moore - India Michael O'Mara Books 2009 - 190 p. ISBN: 9781843173052 Subjects--Topical Terms: Games and PuzzlesMental efficiencyBrain workoutsPuzzles Dewey Class. No.: 793.73 MOO-G