“…More recently, Costa, D'Ambrosio, and Martello [13,14] discussed Java tools developed for the teaching of graph theory, including applications to solve a number of optimization problems such as, e.g., shortest spanning trees, shortest paths, and maximum flows. We also mention the special issue of INFORMS Transactions on Education edited by Griffin [23], entirely devoted to investigating the use of classroom games in management science and operations research, as well as the study on how board puzzles may help in teaching operations research by DePuy and Don Taylor [19], and the recent classroom game on healthcare by Vliegen and Zonderland [35].…”