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Download full textIonas, Ioan Gelu; Cernusca, Dan; Collier, Harvest L. – International Journal of Teaching and Learning in Higher Education, 2012
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 self-explanation provides to learners, suggestive of a synergistic effect…
Descriptors: Prior Learning, Academic Achievement, Experimental Groups, Control Groups
Nugent, Gwen; Barker, Bradley; Grandgenett, Neal; Adamchuk, Viacheslav I. – Journal of Research on Technology in Education, 2010
This study examined the impact of robotics and geospatial technologies interventions on middle school youth's learning of and attitudes toward science, technology, engineering, and mathematics (STEM). Two interventions were tested. The first was a 40-hour intensive robotics/GPS/GIS summer camp; the second was a 3-hour event modeled on the camp…
Descriptors: Control Groups, Intervention, Robotics, Middle School Students
