A systematic literature review across multiple scientific disciplines was conducted to explore students' understanding of atomic structure, focusing on students' ACs. A total of 112 publications between 1972 and 2023 were selected for the study. Within the selected body of literature, 851 instances of ACs were distributed across students ranging…

This research presents an integrative review about the methodological procedures adopted in the research of the Chemistry PCK, with the aim of identifying the data collection instruments used to explain the PCK in this field, seeking to observe its frequency of use and also contribute to the advancement of knowledge established by previous…

This study analyzed cognitive representations of knowledge from the chemistry of matter unit in a ninth-grade science textbook--the only authorized textbook in Saudi Arabia. It examined textual and visual information from two lessons in order to identify the textbook's introduction of concepts, linguistic context, integration of concepts, and the…

Geoscientists analyze and integrate spatial and temporal information at a range of scales to understand Earth processes. Despite this, the concept of scale is ill defined and taught unevenly across the K-16 continuum. This literature review focuses on two meanings of scale: one as the magnitude of the extent of a dimension and the other as a…

This paper reviews the educational research related to student understanding of water and water resources. The literature is drawn primarily from science and environmental education literature and is divided into student knowledge of: physical and chemical properties, biology, earth systems and water resources. The majority of work has been in the…