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Kelly, Resa M.; Akaygun, Sevil – Journal of Chemical Education, 2016
This article summarizes an investigation into how Flash-based cartoon video tutorials featuring molecular visualizations affect students' mental models of acetic acid and hydrochloric acid solutions and how the acids respond when tested for electrical conductance. Variation theory served as the theoretical framework for examining how students…
Descriptors: Cartoons, Visualization, Animation, Chemistry
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Theodoridou, Katerina – Educational Media International, 2011
The purpose of this study was to investigate the effects of an animated pedagogical agent on Spanish vocabulary learning. Furthermore, the study examined learners' reactions and attitudes towards the presence of the pedagogical agent in the web-based environments. A total of 47 university students enrolled in two fourth-semester Spanish classes…
Descriptors: Computer Assisted Instruction, Grounded Theory, Vocabulary Development, Learning Experience