Media type: E-Article Title: Why not start with quarks? Teachers investigate a learning unit on the subatomic structure of matter with 12-year-olds Contributor: Wiener, Gerfried J.; Schmeling, Sascha M.; Hopf, Martin imprint: Bastas Publications, 2017 Published in: European Journal of Science and Mathematics Education Language: Not determined DOI: 10.30935/scimath/9503 ISSN: 2301-251X Keywords: Education Origination: Footnote: Access State: Open Access