Doug Lemov's field notes

Reflections on teaching, literacy, coaching, and practice.

04.24.26 Lessons from the TLAC Math Workshop: Normalizing Error and Building Knowledge

In February, the TLAC team led its first-ever national Math-specific workshop in Houston, TX, where we joined math educators from around the country in a deep study of research-backed techniques for responding to error, building lasting knowledge through retrieval, and effective (re)teaching. Suffice it to say, it was a big success, and we learned a ton…


01.21.26 Improving Math Instruction with Cognitive Science: A Preview from Our Houston Workshop

  Ijeoma Duru’s visual guidance addresses the Transient Information Effect.   It’s no secret that students in the U.S. are falling behind in mathematics. Students are not only performing worse on national assessments like NAEP, they’re also falling behind the rest of the world on international assessments like the Program for International Assessment (PISA) as well…