Inspiring science and social studies topics in this 10-book set will provide readers a transition to upper level reading with books that feature 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 Firefighter; School Around the World; Zoom. How Cars Move; Incredible Invertebrates; Sweet: Inside a Bakery; Death Valley Desert; Living in Space; The Human Life Cycle; Buy It. History of Money; and Jane Goodall.