"In this book, vibrant, full-color photos and carefully leveled text will engage beginning readers as they learn how tornadoes form. A picture diagram details and labels the steps, while a picture glossary reinforces new vocabulary. Children can learn more about tornadoes online using our safe search engine that provides relevant, age-appropriate websites. How Does a Tornado Form? also features reading tips for teachers and parents, a table of contents, and an index. How Does a Tornado Form? is part of Jump!'s Science Questions series." -- Provided by publisher.