2 amazing toys in one--powered by colorful, musical disks! As each disk spins around, the surrounding mirrors and lights create a magical, musical kaleidoscope! Easily mounts to a crib rail for a mesmerizing music and light show or snaps into the discovery base to become an engaging activity center. Discovery base features squeakers, spinners, clickers and more! Each disk has a different song embedded in it -- just like a CD player. Includes hanging disk holder.