Computational thinking requires high cognitive load as students work to manage multiple tasks in their problem-solving environment. Through research in K-2 classrooms on computational thinking, we noticed that students lack the representational fluency needed to move from one form to another--such as moving from physical to more abstract…

Investigates the relationship of cognitive and demographic variables to learning outcomes from a multimedia Goal-Based Scenario (GBS) lesson on DNA. Focuses on gender, ethnicity, prior science coursework in college and high school, final score in current chemistry course as demographic variables and logical thinking ability, spatial ability, and…