Optical Illusions

Explore the jaw-dropping eye-popping world of optical illusions with this fantastic, informative kit. Build an altered perspective room that changes the size of anything placed inside it, and use a battery operated mechanism to power a zoetrope - the original moving picture machine. Whirl, like a wizard, black and white shapes into color, make ordinary objects pulsate weirdly, and lots, lots more. Order yours today and let the zany action begin! Requires: 2 AA batteries.