Children are fascinated by rescue vehicles, and this moveable book allows them to use their imagination in helping others. Fire engines, ambulances, helicopters, police cars, and other vehicles come when the call goes out for help. In this adventure book, young readers take part in the heroic action when a helicopter saves an injured hiker, a fire rescue boat extinguishes a burning barge, and other major rescues occur. A moveable part appears on each vehicle, making this book an interactive adventure.