With articles entitled, "What's Puke?" and "What is a Fart?" this digestive system lesson is sure to be a gas! Elementary anatomists do a belly dance to illustrate how food moves through the digestive system and then design a board game...

If only we could harness the energy of fifth graders, our energy problems would be over! The class discusses where different forms of energy come from and how we use them. They complete a chart of the activities that they do daily...