2Savander - Ranne, C. , Kolari, S. Promoting the conceptual understanding of engineering students through visualization [ J ]. Global Journal of Engineering Education ,2003,7 ( 2 ) : 189 - 199.
3Zacharia Z. C.. The impact of interactive computer simulations on the nature and quality of postgraduate science teachers' explanations in physics [ J ]. International Journal of Education, 2005,27 ( 14 ) : 1741 - 1767.
4Peterson, R. F. , Treagust, D. F.. Development and application of a diagnostic instrument to evaluate grade 11 and 12 students' concept of covalent bonding and structure following a course of instruction [ J ]. Journal of Research in Science Teaching, 1989,26 (4) :301 - 314.
5Treagust D. F. Development and use of diagnostic tests to evaluate students' misconceptions in Science [ J ]. International Journal of Science Education, 1998, 10 ( 2 ) : 159 - 169.
