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Jones, Sara J.; Crandall, Jason; Vogler, Jane S.; Robinson, Daniel H. – Journal of Educational Computing Research, 2013
In three experiments using crossover designs, we investigated the effects of Classroom Response Systems (CRS) when presenting multiple-choice questions in real classrooms. In Experiment 1, students either used CRS for bonus points or simply saw the questions. There were no differences on a unit exam. In Experiment 2, students were told prior to a…
Descriptors: Audience Response Systems, College Credits, Test Results, Correlation
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Sander, Elisabeth; Heiß, Andrea – Journal of Educational Computing Research, 2014
Three different versions of a learning program on trigonometry were compared, a program controlled, non-interactive version (CG), an interactive, conflict inducing version (EG 1), and an interactive one which was supposed to reduce the occurrence of a cognitive conflict regarding the central problem solution (EG 2). Pupils (N = 101) of a…
Descriptors: Foreign Countries, Trigonometry, Mathematics Instruction, Comparative Analysis