What if we didn’t finish all of the questions?

My Physics 10 (a trimester-long class exploring E&M topics for 10th graders who haven’t yet studied mechanics) was wrapping up some extensions to an electrophorus activity. They were already pros at explaining and predicting electrostatic phenomena, but this activity gave them yet another way to test out their thinking, practice their charge diagrams, and add depth and subtlety… Read More What if we didn’t finish all of the questions?

SBG Cootie Catcher

Found in the physics classroom this spring: one standards-based grading focused cootie catcher (aka fortune teller, aka a lot of other names, I’m sure—check out the Wikipedia article about these things if you haven’t seen them before). The outside choices: Meet with Ms. O’Shea, Do nothing, Study, Retest on Sunday. The middle layer was blank… Read More SBG Cootie Catcher