“…It should be noted that the use of metaheuristic algorithms to solve educational problems is a common practice. Two recent examples are a genetic algorithm solution for a multi-objective optimisation problem, to create exam schedules [1], or a harmony search metaheuristic solution for automatic composition of instructional units [2]; however, there are many other similar examples [3], [4], [5], [6], [7], [8], [9], [10].…”