Created by an art director at the Puzzles.COM website, these phenomenal original brainbusters--more than 200 of them--will stimulate your potential for thinking outside the box. Arranged from easiest to hardest, they're especially devised for mind-expanding visual solving. And all it takes to crack their mysteries are a pencil, an eraser, patience, and, of course, boundless imagination! Arrange a hinged chain of 11 squares of different sizes into...