The data suggest that baby signs may spark other critical thinking skills that lead to a better IQ score. It is exciting to interact with your child at such a young age. Every parent teaches their baby to wave bye-bye. ASL activates both sides of the brain at once. Use ASL around your children, in the same way that you use spoken language with them.
Babies have the motor control to make the signs, before they can form the word with their mouths.
As you no doubt noticed, our children can understand us before we can understand them. There is nothing universal about baby-signs you make up or take from a book. A baby who uses ASL can communicate with anyone else who knows ASL.Baby has a word in a foreign language he can continue to use and study. Most parents find it easier to acquire ASL signs than to invent their own. It is so important that kids have words.