“…Project-based learning is one approach that has been shown to stimulate critical thinking and have a positive effect on students' environmental attitudes (Benzer & şAhİN, 2013;Genc, 2015). And, active learning techniques that have been used with undergraduates have better prepared them to cope with the thinking required for graduate level courses (Duncan, Tasich, Burkhardt, Benneyworth, & Duncan, 2015;Jensen, Kummer, & Godoy, 2015).…”