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Direct linkChandrasegaran, A. L.; Treagust, David F.; Mocerino, Mauro – Journal of Chemical Education, 2009
An alternative program of instruction was implemented with 33 high-achieving Grade 9 students (15-16 years old) in Singapore that overtly focused on the use of macroscopic, submicroscopic, and symbolic representations to describe and explain the changes that occurred during the burning of metals, reactions of dilute acids, ionic precipitations,…
Descriptors: Foreign Countries, Nontraditional Education, High Achievement, Grade 9
