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Kaheru, Sam J.; Kriek, Jeanne – African Journal of Research in Mathematics, Science and Technology Education, 2016
A study on the effect of the use of computer simulations (CS) on the acquisition of knowledge and cognitive load was undertaken with 104 Grade 11 learners in four schools in rural South Africa on the physics topic geometrical optics. Owing to the lack of resources a teacher-centred approach was followed in the use of computer simulations. The…
Descriptors: Cognitive Ability, Gender Differences, Scores, Pretests Posttests
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Moremoholo, T. P. – South African Journal of Higher Education, 2008
The aim of the study was to determine whether the animation of a linear process, requiring explanatory text, can assist students to form a better understanding of the text. Tertiary students (N = 61) participated in a pre-test, post-test experimental study during which they were exposed to 4 treatment variables: text (T), video and text (VT),…
Descriptors: Control Groups, Animation, Illustrations, Academic Achievement