“…Aufschnaiter and Christian Rogge -- Studies of the Development of Students’ Understandings of Ecological Phenomena / Gustav Helldén -- Video Analysis as a tool for Understanding Science Instruction / Hans E. Fischer and Knut Neumann -- The Nature of Video Studies in Science Education / Andrée Tiberghien and Gérard Sensevy -- Teaching Activities and Language use in Science Classrooms / Marianne Ødegaard and Kirsti Klette -- Results and Perspec…”