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Al-Balushi, Sulaiman M.; Al-Hajri, Sheikha H. – Chemistry Education Research and Practice, 2014
The purpose of the current study is to explore the impact of associating animations with concrete models on eleventh-grade students' comprehension of different visual representations in organic chemistry. The study used a post-test control group quasi-experimental design. The experimental group (N = 28) used concrete models, submicroscopic…
Descriptors: Organic Chemistry, Animation, Models, Visual Aids
Moreira Rocha, Aurora Maria; Coutinho, Clara Pereira – Online Submission, 2011
In this article, we present an experiment carried out in an 11th grade class in the curricular subject of DG (descriptive geometry). In a context where failure is more in the national exam, as well as in the discipline's attendance, the main objectives that motivated the implementation of this educational experience, were, on the one hand, to…
Descriptors: Web Sites, Electronic Publishing, Multimedia Materials, Foreign Countries