GRAND RAPIDS, Mich. — When we stopped by Plainfield Child Care in Grand Rapids, we discovered some very young kids that we were eager to learn. That said, we had to keep things simple for the age ...

WXMI — In our science experiment today, we look at a disappearing coin trick, which really is no trick at all. It illustrates density and refraction. Some things are more dense (or heavier) than other ...

Accompanying Lesson Plan: Lesson 3.2: Finding Volume—The Water Displacement Method The chart shows that atomic size and mass for the first 20 elements in the periodic table. The size of the atoms and ...