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Ye, Lei – ProQuest LLC, 2013
This scale-up study investigated the impact of a teacher technology tool (Curriculum Customization Service, CCS), curriculum, and online resources on earth science teachers' attitudes, beliefs, and practices and on students' achievement and engagement with science learning. Participants included 73 teachers and over 2,000 ninth-grade students…
Descriptors: Technology Uses in Education, Secondary School Science, Internet, Earth Science
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Rock, JoAnn Leah – ETS Research Report Series, 2007
In this study, a hierarchical linear model (HLM) was used within a cluster random assignment design to test the impact of "Criterion"? on students' writing skill when "Criterion" was used as a supplementary instructional tool in ninth grade English classrooms over a 4 week period. The study was conducted in three states:…
Descriptors: Hierarchical Linear Modeling, Teaching Methods, Grade 9, English Instruction