Not a single thing.

Caspar Babypants is very proud of the fact that there's no educational value in his music. You'll never learn how to count to 10 or do the alphabet or tie your shoe or brush your teeth or any of that stuff. Nothing.

Chris deliberately picked 0 to 6 year olds as his audience because they live in a magical world, in a world without excessive vocabulary and organization. It's a crazy, surreal, energetic place, and he simply takes part in it.