Simple Optical Illusion Experiments With Everyday Materials

Be a scientist--and a magician--all at once! With just a little practice, you'll amaze people with fool-the-eye illusions that look like science experiments. Make a poker chip glow with a ghostlike blur. Shine a flashlight so it leaves a trail of light. Draw shark fins in a book, then watch them swim. Make an X disappear from a piece of paper. Turn green boxes red, then green again. Try all 50 tricks!