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Anthony, Jason L. – Journal of Research on Educational Effectiveness, 2016
This study evaluated Earobics Step 1, a commercial literacy program, and examined whether impact varied with children's school readiness and classroom instruction. Participants included 247 kindergarteners from 37 classrooms in nine Title 1 schools. Children were randomly assigned to receive 21 weeks of computerized instruction with Earobics or…
Descriptors: Literacy Education, Program Effectiveness, School Readiness, Randomized Controlled Trials
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Jiang, 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
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Jiang, Zhonghong; White, Alexander; Rosenwasser, Alana – Journal of Mathematics Education at Teachers College, 2011
The project reported here is conducting repeated randomized control trials of an approach to high school geometry that utilizes Dynamic Geometry (DG) software to supplement ordinary instructional practices. It compares effects of that intervention with standard instruction that does not make use of computer drawing/exploration tools. The basic…
Descriptors: Randomized Controlled Trials, Geometry, Comparative Analysis, Computer Uses in Education