To succeed in STEM, students need to connect visual representations to domain-relevant concepts, which is a difficult task for them. Prior research shows that physical representations (that students manipulate with their hands) and virtual representations (that they manipulate on a computer) have complementary advantages for conceptual learning.…

A measurement scale has been developed to assess secondary students' energy literacy--a citizenship understanding of energy that includes cognitive as well as affective and behavioral items. Instrument development procedures followed psychometric principles from educational and social psychology research. Initial exploration of the measure yielded…