Have not found anything for you, but here's a nice lengthy thread about teaching kids science from the well trained mind. I enjoyed reading it last night. One part somewhere said that science is harder to teach because it's newer. We've only been teaching science to children since the sixties, and Sputnik, according to the poster, unlike history and grammer.
http://www.welltrainedmind.com/forums/showthread.php?t=263107&highlight=lewelma

Youth lives by personality, age lives by calculation. -- Aristotle on a calendar