The aim of this longitudinal research is to examine the development process of scientific and consistent knowledge structures of first, second, and third-grade students in middle school within the concepts of melting and dissolution according to conceptual change theories at the end of the education and training processes carried out in…

This study examines how gifted primary school students define observation, whether they know the purposes of observation and how they manage to perform it. A qualitative study was designed to thoroughly examine the observation process of 16 gifted students and determine the factors affecting the process. The focus group meetings were analyzed with…

While helping students develop informed views about nature of scientific inquiry (VNOSI) has been emphasised in science education, little is known regarding students' current VNOSI at a certain grade level and whether there was evidence of higher attainment of VNOSI in students in higher grades as compared to lower grades? The purpose of this…

The purpose of this study was to develop a valid and reliable assessment tool to measure music educators' participation in and perceptions of their high-quality professional development (PD) experiences. A sample of 450 in-service music educators across the United States completed a 78-item rating scale embedded within 10 domains reflecting…

The main aim of this study was to develop standardised tests that assess some of the most important spelling skills for children in primary school: sound-letter mappings (non-lexical spelling) and word spelling accuracy (lexical spelling). We present normative comparison data for children in Grades 1-7 as well as measures of validity and…