Physics/Chemistry of Espresso Machines: Part 1

Here’s an activity based on observing espresso machines in action. Watch the following video showing the milk steaming container (with a short sidetrack to the espresso pot). What do you notice about the milk as...

180: Day 26: How does GPS work?

Using PI's "Everyday Einstein: GPS & Relativity" resources, students are exploring GPS while others are on a Kairos retreat.

180: Day 18-19: Introducing Motion Maps

OK, I’m cheating a bit, but I do teach the same classes on Thursday/Friday this week. I tried  a new technique this year for introducing motion maps. I stood at the board and asked a...

180: Day 17: Short period, a quiz, and Ahmed

I’m getting so used to 80 minute blocks that I’m not sure how to handle a 40 minute period when it gets thrown at me. Today was a 40 minute period day (five classes in...