Chemistry is a vital and highly relevant field of science that is under-represented in science centers and museums. Amidst concerns that the public is ambivalent about the chemistry field, the "Explore Science: Let's Do Chemistry" project sought to understand how to design hands-on activities that could increase the feelings of interest,…

In large, introductory courses, instructors and teaching assistants often struggle to provide detailed feedback on student homework in a timely manner. Here we describe a peer-reviewed homework system that provides quick turnaround while offering flexibility in the construction of homework problems. Homework is administered through a cycle, which…

Identifies assumptions and points out specific design questions which can help guide the development of successful programs to assist nontraditional students. Lists five myths identified as interfering with program development. Also reviews some factors to be considered in evaluating an assistance program and provides a concluding analysis. (JM)

The purpose of this research was to enhance self-efficacy beliefs, chemistry content, and pedagogical content knowledge of middle grades teachers by incorporating specific design elements into professional development. This study analyzed the influence of program design on achieving gains in personal science teaching self-efficacy, outcome…