Now showing items 11-15 of 15
Using polytomous IRT models to evaluate theoretical levels of understanding models and modeling in biology education
Forced choice-tasks have been developed to assess students’ (N = 901) understanding of models and modeling in biology based on a theoretical structure differentiating five aspects and three levels of understanding (Upmeier ...
Evaluating an instrument to measure mental load and mental effort using Item Response Theory
Measurement of cognitive load (CL) is seen as a problematic issue since no consensus about appropriate instruments has been reached. In this study, a rating scale instrument to measure mental load (ML; 6 items) and mental ...
Development of inquiry competencies during junior classes: A replicationstudy using longitudinal design
Scientific inquiry plays a major role in science education. So far competency structures related to knowledge gain through inquiry have been identified and analyzed. Different levels of such structures have also been ...
Investigating students’ modelling styles in the process of scientific-mathematical modelling
Modelling plays an important role for inquiry in science and mathematics education; therefore, a lot of research has been done in this field from both perspectives. However, an integrated view combining previous findings ...
Visualizing pre-service biology teachers´ conceptions about population dynamics in ecosystems
The Balance of Nature (BoN) metaphor leads to various naïve conceptions about ecosystem dynamics that do not address current scientific theories adequately. An appropriate alternative is the Flux of Nature (FoN) metaphor. ...