This brand-new edition includes replaceable AAA batteries and an exciting 'Look and Find' game on the final page The next title in an engaging series of sound-button board books for toddlers Five exceptional sounds per title and Marion Billet's illustration combine to make an unusually engaging package Over 3 million copies sold internationally! Format BH - Board book Number of pages 14 Width 150 Millimeters Height 150 Millimeters Unit weight 0.23 Kilograms