Why small, organic, agency-driven schools are important. Addresses the extraneous factors important to school reform such as poverty, drugs, violence, etc.
One of those researchers was Deborah Loewenberg Ball, an assistant professor who also taught math part time at an East Lansing elementary school and whose classroom was a model for teachers in training.
Now these videos seem to be more about allowing students to think and discuss concepts and very little about classroom management. It's all about letting students use their brains.
Teaching, even teaching third-grade math, is extraordinarily specialized, requiring both intricate skills and complex knowledge about math.