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Sandi-Urena, Santiago; Cooper, Melanie M.; Gatlin, Todd A. – Chemistry Education Research and Practice, 2011
Research in general chemistry laboratory instruction has rarely focused on the impact of the learning environment on the graduate teaching assistants (GTAs). We decided to investigate the effect that facilitating a well established cooperative problem-based chemistry laboratory has on GTAs' epistemological and metacognitive development, and how…
Descriptors: Science Instruction, Graduate Students, Educational Environment, Cooperative Learning