![Explanation-Construction in Fourth-Grade Classrooms in Germany and the USA: A cross-national comparative video study]()
Explanation-Construction in Fourth-Grade Classrooms in Germany and the USA: A cross-national comparative video studyForbes, Cory; Lange, Kim; Möller, Kornelia; Biggers, Mandy; Laux, Mira; Zangori, Laura · International Journal of Science Education · 2014