The Ding-Dong! Where's Barney? Play-a-Sound Book allows little readers to ring the attached toy doorbell again and again as they follow BJ on a hide-and-seek search for Barney. BJ and his friends set out on a musical adventure as they search for Barney in a pet shop, at Baby Bop's house, and in other places, ringing the doorbells to gather everyone together for the hide-and-seek search. Each of the friends brings a prop that makes a fun sound. Sure enough, Barney can't resist the silly music. Based on the characters in the popular Barney and Friends TV series, this book features Barney, BJ, Baby Bop, and Riff. The following features make this Play-a-Sound book ideal for children 18 months and older: bull; Six buttons, including a doorbell, that play interesting sounds that illustrate the story. bull; Simple rhyming text that captures children's attention and encourages repetition. bull; Illustrated icons throughout the story so that toddlers can "read" along and press the buttons at the appropriate time. bull; Sturdy, coated board pages that wipe clean and withstand rips and tears. The Ding-Dong! Where's Barney? Play-a-Sound Book? conforms to the Specifications for Toy Safety of ASTM F963-08. Three replaceable long-life AG-13 button cell batteries that power the book are included.