An Introductory Experience with Lesson Study

Mary T. McMahon


This paper is a report of a summer lesson study experience with middle school mathematics and science teachers at Cowherd Middle School in East Aurora School District 131. Teachers planned, taught, evaluated, revised, retaught and reflected on a lesson concerning spatial visualization and geometric reasoning. Teachers grew in their understanding that the lesson study process is valuable for their preparation of challenging lessons and that the process supports their professional development as teachers.


Lesson Study; Professional Development

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