Ambi Jinglers allow toddlers to explore and discover. To learn that their actions create reactions. They shake a cube, see the jingle bell inside move around , and hear its sound. Over and over again. Such repetition reenforces their understanding of cause and effect and leads them to further investigation of what happens as they play. The 1 1/2″ cubes push together and pull apart for an early building experience with enhances fine motor development.