Meaningful participation in science and engineering practices requires that students make their thinking visible to others and build on one another's ideas. But sharing ideas with others in small groups and classrooms carries social risk, particularly for students from nondominant groups and communities. In this paper, we explore how students'…

Genetic essentialism of race is the belief that racial groups have different underlying genetic essences which cause them to differ physically, cognitively, or behaviorally. Apparently, no published studies have explored if belief in genetic essentialism of race among adolescents differs after many weeks of formal instruction about different…

For over a century, genetic arguments for the existence of racial inequality have been used to oppose policies that promote social equality. And, over that same time period, American biology textbooks have repeatedly discussed genetic differences between races. This experiment tests whether racial terminology in the biology curriculum causes…

Students in the United States are avoiding taking the higher level science courses in secondary and postsecondary academic institutions (Ball, 2000; Braund & Reiss, 2006; Lee & Frank, 1990). There are many careers that do not require students to take those higher level science courses; therefore, students avoid registering for those classes…

Reports on a study of students' preferences for social studies, English, and science courses among 888 secondary students. Finds that seventh graders preferred social studies over science, but this preference weakened substantially as students advanced into high school. Finds that boys preferred social studies over English throughout high school.…

Describes a longitudinal statewide study of Ohio fifth and ninth graders' knowledge about and attitude toward the oceans and Great Lakes. Results indicate a knowledge score increase except for humanities items. Among science items, earth science topics showed the greatest deficiencies, and oceanic attitudes declined over the period. (15…

This article reports on the results of a planning grant studying the effects of a highly rated curriculum unit on a diverse student population. The treatment was introduced to 1500 eighth grade students in five middle schools selected for their ethnic, linguistic, and socioeconomic diversity. Students were given pre-, post-, and delayed posttests…