ROAR! Which is your favorite big cat? From tigers to cougars and leopards to lions, this nonfiction leveled reader is a great introduction to the biggest, fiercest felines on the planet.From hunting to sleeping habits to the importance of preserving the cats' habitats, this Step 3 Step Into Reading Science Reader is full of exciting facts about these magnificent creatures that independent readers will eat up. Step 3 Readers feature engaging characters in easy-to-follow plots about popular topics; for children who are ready to read on their own.