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Cipolla, Laura; Ferrari, Lia A. – Journal of Chemical Education, 2016
A hands-on approach to introduce the chemical elements and the atomic structure to elementary/middle school students is described. The proposed classroom activity presents Bohr models of atoms using common and inexpensive materials, such as nested plastic balls, colored modeling clay, and small-sized pasta (or small plastic beads).
Descriptors: Molecular Structure, Models, Science Materials, Hands on Science
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Ambrogi, Paola; Caselli, Monica; Montalti, Marco; Venturi, Margherita – Chemistry Education Research and Practice, 2008
A class in a Scientific-Technological Lyceum (age 17) decided to produce a PowerPoint presentation to introduce nanochemistry and nanotechnology to the students in lower grades. Because the subject is very new, there was nothing in the School textbooks and, therefore, the students had to cooperate in order to find materials, to use ICT sources and…
Descriptors: Foreign Countries, Secondary School Students, Student Developed Materials, Interdisciplinary Approach
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Bandiera, Milena; Bruno, Costanza – Journal of Biological Education, 2006
The study describes a teaching action undertaken in the belief that the use of methodologies based on active and cooperative learning could obviate some of the most worrying deficiencies in current scientific teaching, while at the same time supporting the validity of the constructivistic theory that prompted them. A teaching action on genetically…
Descriptors: Problem Based Learning, Cartoons, Cooperative Learning, Teaching Methods