This study highlights the importance of incorporating modern mass spectrometry techniques into undergraduate education. By focusing on the structure-characterizing capability of MS, students are able to gain hands-on experience with cutting-edge techniques and better understand how MS can be used to solve real-world problems. The three-step lipid…

Two investigations are reported regarding grasshoppers and their behavior. Procedures and data are included and materials for further work are available. (PS)

The nature of cluster analysis and dendograms, subjects, tasks, and results of this study are described. Categories for problems were based on assumptions about the methods used by novice and expert problem solvers in a physics context. (CW)

Obtaining accurate and reliable data on curriculum and instruction in two-year colleges poses many unique problems for institutional researchers. The methodologies presented here are those used by the Center for the Study of Community Colleges in a study of science instructional programs. The study included a curriculum component, a survey of…