Olivia J. Mullins, Ph.D, is is the founder of Science Delivered, a non-profit which provides hands-on science enrichment for elementary and middle-schoolers. Prior to Science Delivered, Olivia worked in research as a Neuroscientist for nine years.

Introduction 2 About Scientists 2 About This Book 2 Safety 4 About You 4 What You Need to Know 4 About the Icons 5 Project 1 The Forces Around You 6 What Is a Force? 6 Make a Paper Clip Jump 9 Make a Paper Clip Reach for the Sky 11 Static Electricity: Make a Plastic Bag Sticky 15 Bend a Stream of Water 17 Laugh at the Force of Gravity 20 Swing, Swing: Cup Is Upside Down, but the Water Won't Fall Down 23 Project 2 Air Pressure and Earth Science 26 Air, Air Is Everywhere 26 Balloon Rocket 29 The Impossible Task: Blowing a Ball into a Bottle 32 Fountain Air Pressure Trick 34 Just One Breath: Make a Windbag and Blow it Up Quick 36 Make Water Float, Make Water Sink 40 Project 3 Sound Waves 44 What Is Sound? 44 Who Knew You Could Do That with a Balloon? 46 Rubber Band Music 48 Sound Moves Through a String 50 Make Salt Jump with Your Voice 53 Project 4 Chemistry 55 What Is Chemistry? 55 Tie-Dye Milk 57 Every Scientist Needs a Little Oobleck 59 Bounce an Egg 62 Blow up a Balloon with a Chemical Reaction 64 Citric Acid and Baking Soda: Endothermic Reaction 67 Yeast and the Stuff in That Brown Bottle: Exothermic Reaction 69 Project 5 Plants and Animals 72 Introduction to the Living Stuff 72 Sprout an Avocado Seed 74 Grow Seeds in a Plastic Baggy 78 Three Seed Goo 80 How Much Sugar? 84 Taste Bud Detection 88 Fat Keeps You Warm 90 Project 6 Perceiving Is Believing 92 It's All in Your Head 92 Jelly Bean Taste Test 95 Where's That Sound? 97 Poke Your Friend in the Name of Science 99 The Water is Warm No Cold No @102 The Penny Challenge 105 Project 7 Art and Science 107 Delicious Smelling Paint 108 Shaving Cream Patterns 110 Two Pictures Become One 113 Magnet Monsters 117