Toys: the Inside Story December 26, 2010

Be among the first to peek inside some common toys while exploring the basics of pulleys, cams, gears, linkages, and circuits. If your parents never let you break open your Etch A Sketch(R) to find out how it works, or if you've been wondering how to stop your toddler's push toy from making such an infernal racket, you'll love 'Toys: The Inside Story.'