Spark Early Learning with the Fisher-Price Laugh & Learn 123 Schoolbook! This interactive book is packed with playful learning fun for your little one! From the "cover" to the "back page," it features engaging activities like a pretend chalkboard, a shape-filled ruler, and a playful calculator. As your child explores, they'll hear exciting songs, dazzling lights, and fun sounds that introduce them to letters, numbers, colors, and shapes. Here's what makes the Laugh & Learn 123 Schoolbook special: Engaging Activities: A variety of playful features like a pretend chalkboard, ruler, and calculator stimulate curiosity and exploration. Smart Stages Learning: This innovative system adjusts the learning content as your baby grows, introducing them to the alphabet, numbers, colors, and shapes through engaging songs, lights, and sounds. Developmental Benefits: The playful activities encourage the development of fine motor skills, sensory skills, and early learning concepts. A perfect gift for curious little learners ages 6 months and up! Please note: This toy comes with 3 AA demonstration batteries included.