How does information from different parts of the body reach the brain? In this lesson students discover that their brains receive and act on information from inside and outside the body, and that the senses gather and process different...

What a great way to make math fun for your elementary students! Learning happens almost by osmosis by using this interesting game that uses stories, a graph (the kind of graph defined in the branch of mathematics called Graph Theory),...

Here's a project that involves a different kind of sandbox than the ones you usually think of. This one has a moving wall inside, acting like a piston, to compress the sand. You can make layers using two different colors of sand, and...