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Zarkadis, Nikolaos; Papageorgiou, George; Markos, Angelos – Science Education International, 2022
The main purpose of this study was to investigate the consistency of pictorial representations of the atomic structure drawn by students on the basis of particular quantum numbers' characteristics. Participants were 192 students of the 12th grade of secondary Greek schools. This study's instrument, a paper-and-pencil assessment tool, included four…
Descriptors: Quantum Mechanics, Grade 12, Secondary School Students, Nuclear Physics
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Tsaparlis, Georgios; Hartzavalos, Sotirios; Vlacha, Vasiliki; Malamou, Constantina; Neila, Ioanna; Pantoula, Christina – Science Education International, 2020
We report on our experience with the implementation of project-based teamwork on nuclear energy with 14 ninth-grade students from a lower secondary model school and its assessment using two written questionnaires, which were answered by the students after the completion of the project. The first questionnaire elicited students' opinions about the…
Descriptors: Teaching Methods, Student Projects, Active Learning, Science Instruction