Table of Contents What a Change 4 Desert Giant 8 Roly-Poly 12 It’s a Trap 16 Test Yourself 20 Words to Keep 23 Learn More at the Library 23 Index 24 3 The photo shows part of a plant or an animal What is it Look for clues in the riddle 4 What a Change First it’s an egg Next it creeps and crawls Finally it’s an insect that flies What is it 5