“…Variants of the learning material and pre‐ and post‐test have been used in previous studies where they proofed to be useful in samples of different age groups (e.g., Krebs, Schüler, & Scheiter, 2019; Scheiter, Gerjets, Huk, Imhof, & Kammerer, 2009; Scheiter et al., 2015; Scheiter et al., 2018; Scheiter, Schüler, Gerjets, Huk, & Hesse, 2014; Scheiter, Schüler, Gerjets, Stalbovs et al., 2014; Schüler, Scheiter, & Gerjets, 2013; Stalbovs et al., 2015). The material was paper‐based and designed in a way that resembled materials found in typical school textbooks (Scheiter et al., 2015).…”