The Sort and Discover Activity Cube features five sides of fun activities; features 75+ songs, sounds, melodies and phrasesYour little one will love exploring seven fun activities and two electronic panels that introduce colors, numbers, animals and more; 5 piano keys introduce numbers, colors and musicTurn the book page, twist the spinner and slide the animals to develop fine motor skills; book page plays two nursery rhymes; spinner lights up and introduces animals and objectsThe activity cube also develops hand-eye coordination with the shape sorter and colorful shape blocks; includes 4 colorful shape blocksRequires 2 AA batteries (batteries included for demo purposes only, new batteries recommended for regular use; intended for ages 9 months to 3 years