Hedgehogs (National Geographic Kids Readers, Level 1) Goats (National Geographic Kids Readers, Level 1) T. rex (National Geographic Kids Readers, Level 1) Animal Doctors (National Geographic Kids Readers, Level 1/Co-Reader) Hippos (National Geographic Kids Readers, Level 1) Animal All-Stars Collection (National Geographic Kids Readers, Level 1) Marvel's Spider-Man Bugs Out! (National Geographic Kids Readers, Level 1) Marvel's Storm: Disaster Alert! (National Geographic Kids Readers, Level 1) Jane Goodall (National Geographic Kids Readers, Level 1) Let’s Go Back
