Collaborative testing has been shown to improve performance but not always content retention. In this study, we investigated whether collaborative testing could improve both performance and content retention in a large, introductory biology course. Students were semirandomly divided into two groups based on their performances on exam 1. Each group…

Alternatives to a solitary testing format can involve students working in teams to arrive at the correct answer. We compared two group assessment methods, cooperative and competitive, to a solitary testing approach. In most comparisons examining the undergraduate respondents' (N = 77) performance, the two group-testing methods were equivalent.…