optical illusions

Presents a collection of optical illusions based on color. Includes explanations of how the illusions work.

Presents a collection of illustrated optical illusions that are designed to confuse.

Presents various visual tricks using household materials.

Presents more than one hundred optical illusions, with explanations of the reasons for their effects.

Can you trust your own eyes? Maybe...maybe not. Enter Ripley's world of illusions. You'll be surprised at what you see.

Explains how visual perceptions are processed and suggests how illusions can be produced with images and graphics.

Presents a collection of optical illusions, with questions that challenge the viewer to decide whether seeing is believing.