This study aims to compare the G and Phi coefficients as estimated by D studies for a measurement tool with the G and Phi coefficients obtained from real cases in which items of differing difficulty levels were added and also to determine the conditions under which the D studies estimated reliability coefficients closer to reality. The study group…

Background: An acronym for 'science, technology, engineering, arts, and mathematics,' STEAM education is an approach that supports the understanding of science content by understanding the skills stimulated by artistic experience. However, only a limited number of experimental studies have investigated the effects of STEAM education on concept…

This study aims to determine the levels of reading comprehension and morphological awareness in middle school students and to examine the dimensions of these two concepts by illustrating the existence of a relationship between them. The study group of the research conducted with the relational screening model consists of 1561 students in the 5th,…

The aim of this study is to develop a valid and reliable attitude scale that could measure secondary school students' attitudes towards the Science-Technology-Engineering and Mathematics (STEM). This study was conducted in 2017-2018 academic year with 2500 secondary school students studying in the 5th, 6th, 7th and 8th grades from fifteen (15)…