Grows with them from baby to toddler the Musical Mix n Roll Learning Walker is packed with features and activities to enrich their mental physical and creative development from sitting up and floor play learning to stand and learning to walk 4 modes of use removable interactive floor toy station for younger seated babies push behind learning walker designed with locking wheels and added stability DJ music and multisensory activity table big enough to share creative table More than 120 melodies sounds and phrases teach music colors and animals in English Spanish French German explore sound lights mix and layer sounds and move to their own music and explore pretend play anything your toddler dreams up Encourages gross motor skill and cognitive development offers creative and openended play for infant 1 year old and toddler helps foster a love of music that will last a lifetime unique deejay freestyle musicmixing play experience Collapses for storage when not in use measures 1665 x 2894 x 1949 inches assembled 3 AA batteries included for demo only and should be replaced before use clean with a damp cloth and mild soap air dry locking wheels volume control