Did you know this Tuesday is Mini-Golf Day? It's random, I know, but let's have some fun with it! Here's our friend Delia Navarro at the Bakersfield Sylvan Learning Center with a lesson in density ...

Wax is made of carbon and hydrogen atoms bonded together in long chains. The chains are tangled, intertwined, and packed together to make the wax. Water molecules are packed more closely together than ...