Category: particles

One of the toughest things about chemistry is that you can’t see those stinkin’ little particles that make up everything.  How I envy the physics teachers whose students can calculate the velocity of a car zooming down the street in front of our school and the biology teachers whose students can dissect the kitty cat. […]

The Next Generation Science Standards aren’t beating around the bush.  Could they make it any more obvious that they want me to use models?  The performance expectations at every grade band expect kids to “develop a model” and “use a model” to prove their understanding of concepts.  I spotted these references to modeling over and […]