A recent piece in the New York Times led me David Christian's Big History project and I have to admit I am completely fascinated by it. Professor Christian divides history-ALL history-into sections he calls Thresholds and shows how all scholastic subjects relate to the history of the world. Here is an example..
It's a different way to teach history and Bill Gates has gotten the class in several schools. It also adheres to the Common Core standards which will remove some hassles if teachers want to get it in their schools.
I think it's way past time that we change the way we teach history in our schools. Big History is an excellent first step!