He covers math for this class of 21 students and his own homeroom class. A paraprofessional also helps out as students rotate among math activities. “You really have to know your kids,” Kock said.

During my freshman year at the University of Michigan, I had the displeasure of taking Math 105. Like all intro-level math courses at the University, this class is taught using a “flipped classroom” ...

But, both of these would require large structural changes for a course that teaches hundreds of students a year — something that can’t really happen in the near term. What could happen now, though, is ...