They look so unimpressive: a pair of flimsy glasses with thin plastic lenses, one blue and one red. But when you wear them in a 3-D movie, the images seem to leap off the screen toward you. How does the magic work?
The Toys Channel has articles explaining how some of the coolest and most well-loved toys actually work. Learn the secrets of yo-yos, the wonder of LEGO bricks and magic of Baby Einstein.
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