Brain Power: Studying Young Minds and How to Teach Them at the NYTimes. It's primarily about how very young children really can (contrary to previous beliefs) learn math. It's fascinating and may help inform future programs you offer for preschoolers at your library.
The article echoes an upcoming professional development workshop we're having, What's the Big Idea: Making Math and Science Come Alive next on 1/22. Find out more information and register here.