STEM education (based on the integration of the science, technology, engineering and mathematics disciplines) has recently been an integral part of education system and curriculum in many countries aiming to be more technologically competitive in this age of innovation. While the importance of STEM education has gradually increasing in education…

This study was designed for two major goals, which are to describe students' mental models about atom concept from 6th to 8th grade and to compare students' mental models with visual representations of atom in textbooks. Qualitative and quantitative data were collected with 4 open-ended questions including drawings which were quantified using the…

Reading comprehension is often a forgotten skill in secondary classrooms. Teachers of older students assign readings of different styles and levels, but don't teach the skills necessary to process different kinds of texts. This study examined which strategies are effective in giving students the skills necessary to read for understanding by…