There is a lot of fun packed inside the Fisher-Price Stack ‘n Surprise Blocks Songs ‘n Smiles Sillytown. Babies will love all of the music and fun surprises. Play peek a boo, teach stacking, and sing along with the silly songs to help your baby reach their stacking and sorting milestones. Put the car down the ramp and clap as it rolls down the little hill. The music and lights are stimulating for younger babies and rewarding for older babies. Travel a lot? These pack up easily and come with their own storage bin.