This dissertation investigates the complexities associated with developing expertise in physics problem-solving and the methods for measuring and assessing the skills involved. Problem-solving skills are critical in today's rapidly changing world, and thus, it is important to emphasize them in education. However, lacking precise methods for…

This dissertation focuses on three manuscripts all related to bolstering science achievement through recommendations from the National Research Council (NRC) regarding the teaching and learning of science. The manuscripts address meeting the NRC's call to incorporate curriculum and assessment that lead to more in-depth knowledge that can be…

Research on 1:1 laptop implementations is missing key information about student achievement on high-stakes assessment. This post hoc, quasi-experimental, quantitative study explores how 1:1 laptop access affects student achievement on the mandated eighth-grade online science assessment in five Mississippi school districts throughout the state.…