Do you recall your high school geometry? Given isosceles triangle ABC, where side AB is equal to side BC, then angle A is also equal to angle C. That’s not something your math teacher invented—it’s a ...

(cheerful music) (electronic gadgets whirring and ringing) - [Children] Math Mights! Welcome, 2nd grade Math Mights. My name is Mrs. McCartney. I'm so excited that you've joined us today for our show.

How did you like 2021’s experimental school year? Get ready for more in 2022. Improvising is what we Americans do when we’re in trouble, and so the pandemic has spawned many new approaches in ...