I see a hippo. The hippo walks in water. Beginning readers can learn all about hippos in this short book in the I See Animals Series. With less than 20 unique words, kids can learn about interesting animals while building their reading fluency. Each I See Animals book uses simple sentences, sight words, and vibrant photos to help even the earliest readers delve into a nonfiction text. The books all contain a note to parents and caregivers with tips for helping kids learn to read. A Word list and post-reading activities are also included in every I See Animals book. These books are all Guided Reading Level C.