San Jose, California: Jesse Roe, a ninth-grade math teacher at a charter school here called Summit, has a peephole into the brains of each of his 38 students. He can see that a girl sitting against ...
Back in 2019, Po-Shen Loh—an associate professor at Carnegie Mellon University and national coach of the U.S. International Mathematics Olympiad—taught the world a new way of solving quadratic ...
The first lesson (aimed at PreK-K learners) uses drawing and concrete materials to represent mathematical ideas. The second lesson (aimed at 1st-2nd graders) teaches students how to represent and ...
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