Soothe sore gums or rattle and shake! Shaking and rattling encourages physical movement and assists in developing important skills such as grasping & gripping. It exercises those little arms, legs and hands. Babies stimulate their auditory senses and learn about cause and effect as they shake and rattle. Teething items are designed to soothe sore gums and provide baby with a safe material to chew on when exploring with their mouths – which they love to do!