The Disney Cars Stereo Play-a-Sound Book enables children to experience sights and sounds from the Disney movie Cars in stereo. The interactive storybook, designed for children ages 18 months and older, comes with attached stereo speakers and a 10-button sound module. Each vividly illustrated two-page spread features an icon that matches one of the buttons on the sound module. As kids read about Lightning McQueen, Doc Hudson, Mater, and the rest of the gang, they press the sound buttons to play extended sound effects. Each stereo-quality sound effect lasts 10 to 20 seconds. The Disney Cars Stereo Play-a-Sound Book features these scenes in stereo-quality music, sound effects, and illustrations: Piston Cup race High-speed interstate chase Lightning McQueen s road-paving soundscape Lightning and Doc Hudson s race around Willy s Butte Tractor tipping Sally and Lightning s driving date Lightning s tour through Radiator Springs Nighttime cruise through town Piston Cup tie-breaker race The book s thick, coated pages stand up to repeated use. Three replaceable AAA batteries that power the book are included. The Disney Cars Stereo Play-a-Sound Book conforms to the Specifications for Toy Safety of ASTM F963-08.