Kick play time up a notch with this deluxe gym featuring five light-up piano keys, a repositionable toy arch, and four musical settings that keep your little one rocking out for years! As your baby grows from lay and play to tummy time to sitting up at the piano, you can change up the music and learning, too! Smart Stages™ technology lets you change the learning content to best fit your baby's age and stage, while real piano notes encourage your little Mozart to create a tune of their own! You can even detach the keyboard for musical fun on the go! Where development comes into play™ Sensory:Lots of bright colors, a variety of textures, and all those exciting songs, sounds and phrases stimulate and engage your baby's developing senses. Gross Motor: With all that kicking, reaching, and pushing up, those little muscles are getting ready for big things! Curiosity & Wonder: Rewarding activities like pushing on the piano keys and hearing fun tunes will keep your baby coming back to this gym again and again.