An interactive introduction to optical illusions features a wealth of lift-flaps, pull-tabs, and visual eye tricks including a spinning thaumatrope, a stereoscope, and a 3-D sculpture that "follows" observers around the room, in a volume that also shares accessible explanations for why illusions work.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.