Student experience and achievement in undergraduate science courses is important for degree retention and generating interest in careers in STEM. Graduate student teaching assistants (GTAs) provide a majority of instruction in STEM laboratory courses at universities and play a critical role in the educational experience of students. Many GTAs…

Studying physics for nonphysics majors at college level is usually a process of learning new problem-solving skills and sometimes seems a frustrating experience. In an attempt to provide students with more learning resources, online homework was required to supplement the instruction. This study reveals the role of the online homework assignments…

This six-year study involved an evaluation of whether student-learning gains for an online homework system that emphasized areas in which students are known to have difficulties--molecular-level conceptualization and visualization, and being able to recognize and relate a concept when it is represented symbolically, numerically, or visually--could…

Does the use of an online homework system such as WebAssign (http://webassign.net) in an introductory astronomy course affect student performance? Four sections of introductory astronomy were compared in various homework situations, from no graded homework to graded homework online. Results show that there are no significant differences in…