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Direct linkRaven, Sara – Research in Science & Technological Education, 2015
Background: Studies have shown that students' knowledge of osmosis and diffusion and the concepts associated with these processes is often inaccurate. This is important to address, as these concepts not only provide the foundation for more advanced topics in biology and chemistry, but are also threaded throughout both state and national science…
Descriptors: Scientific Concepts, Knowledge Level, Molecular Structure, Biology
Juttner, Melanie; Neuhaus, Birgit J. – International Journal of Science Education, 2012
In view of the lack of instruments for measuring biology teachers' pedagogical content knowledge (PCK), this article reports on a study about the development of PCK items for measuring teachers' knowledge of pupils' errors and ways for dealing with them. This study investigated 9th and 10th grade German pupils' (n = 461) drawings in an achievement…
Descriptors: Achievement Tests, Students, Biology, Protocol Analysis
