Strike up the band (and motor skills too!) with this gift set of musical toys! with the Move 'n Groove Piano, mini Mozarts can press the keys to hear either short, familiar tunes or real piano notes-perfect for tummy time fun! and the Rattle 'n Rock Maracas and linkable tambourine clacker will get your baby rattling and rocking to the beat in no time! Where development comes into play, Sensory: a variety of colors, textures, and sounds all help to stimulate your baby's developing senses in the best way. Motor Skills: Batting at and shaking the toys help strengthen baby's gross motor skills, while grasping and interacting with the linkable toy helps strengthen dexterity. Curiosity & Wonder: as little ones discover how to activate the fun sounds & tunes by batting-at the piano, they're introduced to cause & effect.