Examines the science achievement outcomes for different subgroups of students using different assessment formats designed to measure the level of achievement of the National Science Education Standards. Assessments included a multiple-choice test, a written open-ended test, a hands-on lab skills test, and a hands-on full investigation. (Author/SAH)

Examines relationships among observer, teacher, and student perceptions of what was occurring in 9th grade science classrooms to better understand the inter-relationships between the different perspectives. Shows that students and teachers view their classes differently, although the factor structures had some similarity. Also concludes that…

Examines the perception of the learning environment among different subgroups of students within science classes. Identifies variables that can promote effective science-learning environments for all students. Compares the perceptions of male and female students and of black and white students in the same class. Contains 41 references. (DDR)