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Lai, Yen-Shou; Tsai, Hung-Hsu; Yu, Pao-Ta – Educational Technology & Society, 2011
This study introduces a learning environment integrating annotations with a dual-slide PowerPoint presentation for classroom learning. Annotation means a kind of additional information to emphasize the explanations for the learning objects. The use of annotations is to support the cognitive process for PowerPoint presentation in a classroom. The…
Descriptors: Experimental Groups, Multimedia Materials, Projection Equipment, Educational Environment