“Talking, reading, and singing to your baby are the easiest ways to help them grow up smarter, happier and with a brighter future to look forward to. In fact 80 percent of a child’s brain is developed by the age of three, and your words are a very influential part of that development. Even before your child can talk back, your words help their brain grow.”

From talkreadsing.org, a project launched by former first lady and Secretary of State Hillary Clinton