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Seddon, G. M.; Shubber, K. E. – Research in Science and Technological Education, 1984
Investigated use of overhead transparencies containing a sequence of diagrams to represent a three-dimensional structure at different stages during a rotation. Significant learning occurred among 120 Bahraini boys (aged 15-16) when the transparencies contained multi-colored diagrams which were exposed simultaneously or individually in a cumulative…
Descriptors: Color, Diagrams, Molecular Structure, Science Education
Peer reviewed Peer reviewed
Shubbar, K. E. – Research in Science and Technological Education, 1990
The purpose of this investigation was to evaluate the effectiveness of six instructional programs with the aim of alleviating the problems encountered by students in visualizing rotation in molecular diagrams. Models were filmed rotating around the three different axes with different speeds with and without shadows. (KR)
Descriptors: Audiovisual Instruction, Chemical Bonding, Chemistry, Developing Nations