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Harwell, Michael; Moreno, Mario; Phillips, Alison; Guzey, S. Selcen; Moore, Tamara J.; Roehrig, Gillian H. – School Science and Mathematics, 2015
The purpose of this study was to develop, scale, and validate assessments in engineering, science, and mathematics with grade appropriate items that were sensitive to the curriculum developed by teachers. The use of item response theory to assess item functioning was a focus of the study. The work is part of a larger project focused on increasing…
Descriptors: STEM Education, Psychometrics, Test Construction, Test Items
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James, Robert K. – School Science and Mathematics, 1981
Discusses the need to determine the extent to which NSF-supported curriculum materials have been implemented. Reviews the Concerns Based Adoption Model and describes how science educators might use this model to understand and manage curriculum implementation processes. (DS)
Descriptors: Curriculum Development, Curriculum Evaluation, Elementary School Science, Elementary Secondary Education