Human-made pollution is a large and complex problem that has harmful effects on communities and ecosystems. Understanding these impacts is essential, but it can be daunting when many types of chemical pollution are difficult to conceptualize, especially for elementary school students. Something every student can understand, however, is trash.…

STEM (Science, Technology, Engineering and Mathematics) approach is considered important by many countries and projects carried out in order to integrate into their curriculum. The widespread use of STEM is only possible if teachers have positive thoughts, knowledge and experiences about it. In this study, it is aimed to answer these research…