Our study investigated whether problem-oriented designed ecology lessons with phases of direct instruction and of open experimentation foster the development of cross-domain and domain-specific components of "experimental problem-solving ability" better than conventional lessons in science. We used a paper-and-pencil test to assess…

Describes the use of a unit on arthropods as a device for helping children develop an awareness and appreciation of the living environment. (PEB)

Estimates of the costs of including hands-on measures of science skills in a large-scale assessment program were derived from a field trial involving more than 2,000 fifth and sixth graders. Results suggest that complexity makes hands-on assessments more than three times as expensive as open-ended writing assessments. (SLD)

Vertical connections, constructed using inquiry, give students the skills to reach new heights in both their academic and local communities. In this article, the authors present inquiry projects, developed by middle level teachers, to ensure that students use higher-level thinking skills to improve the community. Each project is connected to the…