?Musical toy book for babies that plays the Purple Monkey song from the Fisher-Price Deluxe Kick & Play Piano Gym (Gym sold separately) ?Press the sun to activate lights and hear the Purple Monkey song; open the book and turn the pages for more music and sounds ?Adorable song-inspired illustrations and printed song lyrics encourage early literacy ?Easy-to-grasp carry handle for take-along travel play ?Helps strengthen fine motor skills & foster sensory development for infants and toddlers ages 6 months to 3 years old