Abstract biological processes that occur at the submicroscopic level, such as osmosis and diffusion, are inherently difficult for many students to conceptualize when traditional learning and teaching methods are used. This study introduced an immersive 320° three-dimensional (3D) experience of osmosis in which students became engaged with the…

A Chemistry Concept Reasoning Test was created and validated providing an easy-to-use tool for measuring conceptual understanding and critical scientific thinking of general chemistry models and theories. The test is designed to measure concept understanding comparable to that found in free-response questions requiring explanations over…