“…The results of this research have been presented for the first time in this research in the physics area had been encountered. This research shows the positive effects of the "Extended Problem-Solving Strategy" implementation in the physics course at the university level on the metacognitive awareness, critical thinking, problem solving and logical thinking skills and each of these skills affects the other skills positively (Halpern, 2010;Hollingworth & McLoughlin, 2001;Lawson, 1978Lawson, , 2004Leniz & Guisasola, 2017;Mendez, Sanchez, & Mendez, 2017;Lucangeli, Galderisi, & Cornoldi, 1995;Tiruneh, Verburgh, & Elen, 2017;Leniz, Zuza, & Guisasola, 2017;Trisnowati & Sumardi, 2019).…”