optical illusions

Explores the optics behind optical illusions and why they trick the eye to see things that aren't there or conceal things that are, and offers fifty different hands-on illusions and experiments readers can cut out and create, including five moving mechanical things like a moving image of a horse rider; fifteen models to build--like an impossible triangle; and thirty illusions to marvel at.

Budding magicians will be able to follow simple instructions and photos to float orbs, pull objects from thin air, and more.

Readers will learn how famous illusionists trick their audiences, then discover how to create their own illusions, making squares twist, straight lines wiggle, and more.

Readers will follow simple instructions and photos to make cards levitate, coins multiply, and more.

Scott and Glen try to grow an aqua ape in water and discover the pet has become destructive, and Wes is haunted by a figure inside a three dimensional poster that wants to come alive and wreak havoc on the town and Buying a 3-D poster at Sal's Five and Ten, Wes Parker spends several hours looking without success for the hidden image within the myriad of strange colors, but when he finally sees it, he wishes he had not.

Photographs and easy-to-follow text introduce young readers to optical illustions.

Illustrations present such imaginative possibilities as worms with wheels, caterpillar toothpaste, and whales in outer space.

"Read how famous illusionists fooled their audiences. Then learn how to trick an audience . . . follow simple instructions and photos to make squares twist, straight lines wiggle, and more"--Publisher.

"Read how famous illusionists fooled their audiences. Then learn how to trick an audience . . . follow simple instructions and photos to float orbs, pull objects from thin air, and more"--Publisher.