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Direct linkVarma, Keisha; Linn, Marcia C. – Journal of Science Education and Technology, 2012
In this work, we examine middle school students' understanding of the greenhouse effect and global warming. We designed and refined a technology-enhanced curriculum module called "Global Warming: Virtual Earth". In the module activities, students conduct virtual experiments with a visualization of the greenhouse effect. They analyze data and draw…
Descriptors: Climate, Horticulture, Middle School Students, Virtual Classrooms
Varma, Keisha; Husic, Freda; Linn, Marcia C. – Journal of Science Education and Technology, 2008
Designing effective professional development experiences for technology-enhanced inquiry instruction is the goal of the Technology Enhanced Learning in Science (TELS) NSF funded Center for Learning and Teaching. In order to provide this type of support to a large number of teachers, we devised a "targeted professional development approach."…
Descriptors: Elementary Secondary Education, Professional Development, Teaching Methods, Science Instruction
Lee, Hee-Sun; Linn, Marcia C.; Varma, Keisha; Liu, Ou Lydia – Journal of Research in Science Teaching, 2010
We investigated how student understanding of complex science topics was impacted when 27 teachers switched from typical to inquiry instruction in a delayed cohort comparison design study. For the same set of science topics, the teachers used typical methods of instruction in the first year and online, visualization rich inquiry units in the second…
Descriptors: Teacher Surveys, Interaction, Statistical Analysis, Demonstration Centers
Gerard, Libby F.; Varma, Keisha; Corliss, Stephanie B.; Linn, Marcia C. – Review of Educational Research, 2011
The knowledge integration framework is used to analyze studies on professional development in technology-enhanced science involving more than 2,350 teachers and 138,0000 students. The question of how professional development enhances teachers' support for students' inquiry science learning is the focus of the work. A literature search using the…
Descriptors: Evidence, Constructivism (Learning), Elementary Secondary Education, Teaching Methods
