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Levy Nahum, Tami; Mamlok-Naaman, Rachel; Hofstein, Avi; Taber, Keith S. – Studies in Science Education, 2010
Chemical bonding is one of the key and basic concepts in chemistry. The learning of many of the concepts taught in chemistry, in both secondary schools as well as in the colleges, is dependent upon understanding fundamental ideas related to chemical bonding. Nevertheless, the concept is perceived by teachers, as well as by learners, as difficult,…
Descriptors: Teaching Models, Chemistry, Misconceptions, Teaching Methods
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Hofstein, Avi; Rosenfeld, Sherman – Studies in Science Education, 1996
Presents and integrates findings from selected research and evaluation studies of informal science learning in different settings such as school-based field trips, student projects, community-based science programs, visits to museums and zoos, the press, and electronic media. Contains 91 references. (DDR)
Descriptors: Elementary Secondary Education, Field Trips, Foreign Countries, Information Systems