"...Made my head hurt! — Isaac Newton
..Doesn't bug me! — Grace Hopper
..Rang my chimes! — Alexander Graham Bell These innovative, witty, and utterly outrageous brainbusters engage reasoning power while honing problem-solving skills. Beginning with easier puzzles, then getting progressively harder, this tantalizing collection will increase brain power with each puzzle conquered. Also included is a special Solutions section that gives a detailed answer to each brainbuster."