Listen to the sweet music with the spin & tweet musical birdhouse™. Your little ones will enjoy moving the baby birds from nest to tree and back again with 65+ songs, sounds and phrases. intended for ages 12-36 months. requires 2 aa batteries. batteries included for demo purposes only, new batteries recommended for regular use. Mommy bird and her trio of sweet baby birds introduce songs, harmonies and musical instruments in a colorful birdhouse. kids will keep busy putting baby birds in the nest and taking them out again. when a baby bird is placed in the tree trunk and the mommy bird is pulled down, mommy will greet her chick and identify its color. When babies are placed in the nest, mommy counts them in learning mode! in music mode, the baby birds can sing a song solo, as a duet or as a trio. baby birds love to hop, and pressing the three Colorful buttons makes the babies pop up and down in their nest.