The Baby Signs® Program is a simple and fun program using sign language to communicate with hearing babies and toddlers before they can talk. Through two decades of academic research, including a long-term study funded by the National Institutes of Health, we know with certainty that the Baby Signs® Program yields the following exciting benefits for babies and their families: Jumpstarts verbal language development Promotes early literacy Boosts intellectual achievement as measured by IQ at age 8, a full 12 points Decreases frustration and aggression at home and in the classroom Increases adults respect for babies abilities Strengthens the adult-infant relationship Fosters positive emotional development IQ. Baby Signs®, the ORIGINAL sign language program for hearing babies, has been bringing powerful, research-proven benefits to babies and their families around the world for over 30 years. The Baby Signs® Program is the world's leading sign language program for hearing babies because it's the only program: created by child development experts specifically for babies. proven through scientific research to provide positive benefits for babies. based on Ame...rican Sign Language but flexible to fit the needs of all families. with a full range of classes and products for parents, babies, and child development centers.