“…Some studies have researched the effects of STEM education on student learning (Acar, Tertemiz & Tasdemir, 2018;Aydin-Gunbatar, Tarkin-Celikkiran, Kutucu & Ekiz-Kiran, 2018;Cevik, 2018;Guzey, Moore, Harwell & Moreno, 2016;Guven, Selvi & Benzer, 2018;Ince, Misir, Kupeli & Firat, 2018;Riskowski, Todd, Wee, Dark & Harbor, 2009;Sarican & Akgunduz, 2018;Yildirim & Selvi, 2017). Other studies have examined the teachers and prospective teachers' opinions about STEM education (Altan & Ucuncuoglu, 2018;Aydin-Gunbatar et al 2018;Campbell, Lee, Kwon, & Park, 2012;Guder & Gurbuz, 2018;Kizilay, 2016;Ozbilen, 2018;Park, Byun, Sim, Han, & Baek, 2016;Thomas, 2014;Ugras, 2017;Ugras & Genc, 2018;Wang, 2012;Yildirim & Turk, 2018). Another group of studies has analysed the effects of STEM education on different variables, such as attitude, conceptual understanding, scientific process skills, and self-efficacy (Cotabish, Dailey, Robinson, & Hughes, 2013;Gokbayrak & Karisan, 2017;Gulhan & Sahin, 2016;Kececi, Alan, & Zengin, 2017;Ozyurt, Kayiran, & Basaran, 2018;Yildirim & Sidekli, 2018).…”