AP Physics 1: Gallery Walk
Students did a gallery walk of some problems dealing with central net force and universal gravitation. There was a lot of good discussion as students worked on their problem, but I’m not sure how much students looked at the other problems.
Physics: Board Meeting
We had a board meeting for the snakey spring lab looking for a relationship between wavelength and frequency.

This group used floor tiles as their distance measurement
Chemistry Essentials: Mistakes Whiteboarding
Students worked some problems translating between molar mass and moles of a substance, then did some mistakes whiteboarding to go over the problems.