Step 3 books are for children reading on their own. They have longer sentences and easy-to-follow plots. Assortment Pack includes one each of all 18 books Step 3 books: Abe Lincoln's Hat, Babe Ruth Saves Baseball!, Balto, The Bravest Dog Ever, Christopher Columbus, Dolphins, East My Dust!: henry Ford's First Race, First Thanksgiving, George Washington and the General's Dog, Hungry, Hungry Sharks, Johnny Appleseed: My Story, Lewis and Clark: A Prairie Dog for the President, Listen Up!: Alexander Graham Bell's Talking Machine, Monster Bugs, Motorcycles!, Tentacles! Tales of the Giant Squid, True Story of Pocahontas, Whales: The Gentle Giants, and Wild, Wild Wolves. Grades 1-2.