Ioan Gelu Ionas

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The rapid development internet-based technology along with the availability of user-friendly video capture and editing tools expanded the use of instructional video modules from fully online courses (e.g. Gosmire, Morrison, & Osdel, 2009), to blended courses (Sloan Consortium, 2007, Twigg, 2003), and to more recent enhanced live active learning strategies(More)
This exploratory study presents the outcomes of using self-explanation to improve learners’ performance in solving basic chemistry problems. The results of the randomized experiment show the existence of a moderation effect between prior knowledge and the level of support selfexplanation provides to learners, suggestive of a synergistic effect for learning.(More)
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