Motivate discovery with inspiring science and social studies topics that will provide readers a transition to upper level reading with this 10-book set featuring TIME FOR KIDS? content, challenging text and vocabulary, and high-quality photos and graphics. 28-32 pages per book. The set includes A Day in the Life of a Ballet Dancer, Games Around the World; All Aboard! How Trains Work; Slithering Reptiles and Amphibians; Big Digs: Construction Site; Amazon Rainforest; Space Exploration; The Digestive System; Hit It! History of Tools; and Roberto Clemente.