Introduction Air Dry Paper Elastic Air Air Rocket Air Push Air Support Bottle Balloon Book Lift Lifting Things With No Hands Dusty Air Living Things Whopping Hoppers Smart Skin Break an Egg Egg Shape Seeing Without Eyes Bendy Trees Tree Curves Slow Fly Fish Skeleton Colors Water Rainbow Oil Rainbow Secondary Colors New Mix Balloon Stretch Hot Colors Color Dyes Spinning Colors Chromatography Energy Heat Absorbers Hot Ice Bending Water Sun Burst Button Spinner Water Spin Windmill Easy Electromagnet Raisin Raising Gravity Balancing Act Ball Gravity Book Balance Gravity Balance Personal Gravity Pendulum Plus Pendulum Plumb Gravity Pull Pencil Fall The Human Body Pulse Watch Heart Sounds Muscle Bound Hand Investigation Eye Light Weird Wonder Crying Eyes Family Genes Old Shoes Light Tiny Mirror Mirror Series Bending Straws Light Beams Wearing Sparkles Stick Mirror Easy Kaleidoscope Comb Beams Changing Shadows Machines Lever Lift Easy Move Sinking Submarine Simple Siphon Sand Clock Turning Time Pulling Pulleys Pull Ups Roll Can Magnetism Making Moves Filing Forces New Magnet Homemade Compass Wrong Readings Magnetic Detraction Magnet Strength Magnet Chain Liquid Attraction Magnification Comb Rays Double Convex Word Flip Water Magnifier Round Works Shadow Look Magnifying Measurement Eyeglass Lenses Telescope Image Water Water Drops Circle Thread Water Vapor Window Fog Slippery Ice Sinking Ship Water Weight Level Look Making Money Weather Wind Sail Wind Direction Wind Wheel Wind Chill Humidity Check Dew Point Create Lightning Barometer Read Cricket Thermometer Glossary Further Reading Experiment Index.