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Lewis, Catherine; Perry, Rebecca – Mathematics Teacher Education and Development, 2014
Teams of educators conducted lesson study independently, supported by a resource kit that included mathematical tasks, curriculum materials, lesson videos and plans, and research articles, as well as protocols to support lesson study. The mathematical resources focused on linear measurement interpretation of fractions. This report examines the…
Descriptors: Mathematics Instruction, Mathematics Teachers, Teacher Collaboration, Communities of Practice
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Bell, Courtney A.; Wilson, Suzanne M.; Higgins, Traci; McCoach, D. Betsy – Journal for Research in Mathematics Education, 2010
This study examines the impact of a nationally disseminated professional development program, Developing Mathematical Ideas (DMI), on teachers' specialized knowledge for teaching mathematics and illustrates how such research could be conducted. Participants completing 2 DMI modules were compared with similar colleagues who had not taken DMI.…
Descriptors: Mathematics Education, Teacher Characteristics, Scores, Faculty Development