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Direct linkOluk, Sami; Ozalp, Isilay – Educational Sciences: Theory and Practice, 2007
In this study, with selecting the focusing point of the problem as the availability of cartoons, the teaching of global environmental problems according to the constructivist theory is investigated on the 7th graders in rural areas. This study is restricted with the global warming (G), ozone depletion (O) and the acid rain (A) problems. In the…
Descriptors: Environmental Education, Climate, Science Education, Problem Based Learning
White, Harold B., III; Dhurjati, Prasad – Biochemistry and Molecular Biology Education, 2006
A protein lacking one of the 20 common amino acids is a protein lipogram. This open-ended problem-based learning assignment deals with the evolution of proteins with biased amino acid composition. It has students query protein and metabolic databases to test the hypothesis that natural selection has reduced the frequency of each amino acid…
Descriptors: Teaching Methods, Statistical Analysis, Problem Based Learning, Autism
Hawkes, Mark – Quarterly Review of Distance Education, 2007
Using collaborative critical reflection as an index, this study examines the asynchronous and face-to-face discourse of 28 suburban Chicago elementary teachers developing problem based learning (PBL) curriculum. Statistical analysis of the corpus produced by the 2 mediums shows that the asynchronous online network emerges as the medium of choice…
Descriptors: Electronic Learning, Curriculum Design, Online Courses, Problem Based Learning
