This study explored factors that contribute to students' concepts of magnification and scale. Spatial visualization, logical thinking, and concepts of magnification and scale were measured for 46 middle school students. Scores on the "Zoom Assessment" (an assessment of knowledge of magnification and scale) were correlated with the "Test of Logical…

Examines sixth grade students' (n=437) attitudes and experiences related to science. Finds significant gender differences in science experiences, attitudes, and perceptions of science courses and careers. (Contains 33 references.) (Author/WRM)

Nationally many middle-level schools are changing from a traditional junior high school structure (grades 7-9) to middle schools (grades 6-8). A case study examined the impact of middle school organizational changes that occurred as a large North Carolina school system converted from junior high schools to middle schools on science teachers and…

Students find performance-based assessment exciting because the tasks are intriguing and mirror real-life experiences. As this vignette of a middle school interdisciplinary coastal ecology unit shows, hands-on, teacher-made assessments can effectively evaluate students' mastery of process skills such as observing, classifying, inferring,…