With the Dolittle, and other Baby programs under their belts, the tots who follow Julie Aigner-Clark's Baby Einstein series will sidle up to Baby Newton expecting a similar exploration of building blocks to brilliance, but this time there's a wrinkle or two. Animation makes its first appearance, and parents steeped in keep-it-simple culture may object to the springy "I Know My Shapes" song, a departure from classical-only video predecessors.