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Download full textJiang, Zhonghong; White, Alexander; Sorto, M. Alejandra; Dickey, Edwin; McBroom, Ewelina; Rosenwasser, Alana – North American Chapter of the International Group for the Psychology of Mathematics Education, 2015
This study investigated the impact of a dynamic geometry (DG)-centered teacher professional development program on high school geometry teachers' content knowledge and their students' geometry learning. 64 geometry teachers were randomly assigned to an experimental (DG) group and a control group. Both groups received appropriate and relevant…
Descriptors: Faculty Development, High Schools, Secondary School Teachers, Secondary School Mathematics
Castleman, Benjamin L.; Page, Lindsay C. – Society for Research on Educational Effectiveness, 2013
Despite decades of policy intervention to increase college entry among low-income students, considerable gaps by socioeconomic status remain. To date, policy makers have largely overlooked the summer after high school as an important time period in students' transition to college. In Summer 2012, the authors designed a randomized trial to…
Descriptors: High School Graduates, College Bound Students, Low Income Students, Handheld Devices
