Scaffolded Training Environment for Physics Programming (STEPP): Modeling High School Physics using Concept Maps and State Machines. - Midori Kitagawa; Paul A. Fishwick; Michael Kesden; Mary Urquhart; Rosanna E. Guadagno; Rong Jin 003; Ngoc Tran; Erik Omogbehin; Aditya Prakash 007; Priyanka Awaraddi; Baily Hale; Ken Suura; et al. (SIGSIM-PADS, 2019)