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Yajun Wei; Yi Zhong; Feipeng Pi – Physical Review Physics Education Research, 2025
Video instruction has been widely studied and is generally considered as effective as live instruction for teaching scientific concepts and procedures. However, there is limited research on the effectiveness of prerecorded videos for teaching more challenging content. This study conducted a controlled experiment on over 300 high school students to…
Descriptors: Teaching Methods, Instructional Effectiveness, Video Technology, Science Instruction
Zu, Tianlong – ProQuest LLC, 2017
Cognitive load theory (CLT) (Sweller 1988, 1998, 2010) provides us a guiding framework for designing instructional materials. CLT differentiates three subtypes of cognitive load: intrinsic, extraneous, and germane cognitive load. The three cognitive loads are theorized based on the number of simultaneously processed elements in working memory.…
Descriptors: Physics, Science Instruction, Learning Theories, Experiments