Wustmann, Kathrin, and Yvonne Schleicher. “Is Research on Children’s Preconceptions a Suitable Issue for Students in Their Thesis? The Example of the Origin of Lake Constance Shows Results of a Student Evaluation in Primary Geography Education”. Journal of Geography Education 37, no. 2 (June 30, 2009): 80–96. Accessed April 2, 2026. https://zgd-journal.de/index.php/zgd/article/view/201.