“…A significant amount of research has shown that many students have difficulty in understanding the concepts of impulse and momentum, as well as associated problem-solving procedures (Adimayuda et al, 2021; Rosa, Carl, Aminah, & Handhika, 2018; Wirjawan, Pratama, Pratidhina, Wijaya, Untung, & Herwinarso, 2020). In a recent study conducted by the first author of this paper (Fang, 2014), engineering undergraduates were asked to identify, from a list of 50 concepts in engineering dynamics, those concepts that were difficult for them to understand or difficult to apply in problem-solving.…”