A chew necklace is a necklace that is worn around the neck with a chew in it. The chew necklace is a way to keep the teeth in good condition and the smiley is a way to help the teeth look happy.
The article discusses the benefits of using a chew necklace for children with special needs. The necklace helps the child with special needs to eat with their hands with more success. The necklace also helps the child to better manage their food by keeping their mouth and hands clean. The article does not mention the chew necklace can also help the child with special needs with other activities such as playing, sleeping, and learning.