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Scharfenberg, Franz-Josef; Bogner, Franz X. – Research in Science Education, 2013
Our research objective focused on examining the instructional efficiency of tutoring as a form of instructional change as opposed to a non-tutoring approach in an outreach laboratory. We designed our laboratory based on cognitive load (CL) theory. Altogether, 269 twelfth-graders participated in our day-long module "Genetic Fingerprinting." In a…
Descriptors: Tutoring, Instructional Effectiveness, Genetics, Laboratories
Barak, Miri; Hussein-Farraj, Rania – Research in Science Education, 2013
This paper describes a study conducted in the context of chemistry education reforms in Israel. The study examined a new biochemistry learning unit that was developed to promote in-depth understanding of 3D structures and functions of proteins and nucleic acids. Our goal was to examine whether, and to what extent teaching and learning via…
Descriptors: Foreign Countries, Science Instruction, Educational Change, Biochemistry