The Nickelodeon, Dora the Explorer: Hide and Seek book has an attached four-button audio module that enables children to add sound to a Dora the Explorer story. Children lift flaps on the book’s pages to find icons that match the buttons on the audio module and press the buttons to hear fun sounds. The Nickelodeon, Dora the Explorer: Hide and Seek book is recommended for children ages 18 months and older. The book’s thick, coated pages help prevent rips and tears. Three replaceable long-life AG-13 button cell batteries that power the book are included. The book conforms to the safety requirements of ASTM F963-08.