In Hula Hoops, early fluent readers explore the physics behind this popular spinning toy. Vibrant, full-color photos and carefully leveled text engage young readers as they explore how a hula hoop works. An infographic explores how a hoop's weight affects its spin, and an activity offers kids an opportunity to extend discovery. Children can learn more about hula hoops using our safe search engine that provides relevant, age-appropriate websites. Hula Hoops also features reading tips for teachers and parents, a table of contents, a glossary, and an index. Hula Hoops is part of Jump!'s Early Physics Fun series.