The learning process begins even before birth. Babies learn while in the womb about taste, sight, smell, sound, and movement. Babies don't just lay in wait to be born, they begin their new life having started the learning process. Once babies are born it is important to keep the learning process going by bonding with them and lots of interactive time as they begin to grow, develop, and learn more than you could ever imagine.
Here is a wonderful article from Early Childhood Education that helps to explain more about the importance of early interaction and how you can take advantage of every moment with your child, helping them learn even during playtime.