The emergence of the Family Resemblance Approach (FRA) to nature of science (NOS) has prompted a fresh wave of scholarship embracing this new approach in science education. The FRA provides an ambitious and practical vision for what NOS-enriched science content should aim for and promotes evidence-based practices in science education to support…

In this paper, we trace the work of some philosophers of chemistry to draw some implications for the improvement of chemical education. We examine some key features of chemical knowledge, and how these features are relevant for school chemistry teaching and learning. In particular, we examine Laszlo's ("Foundations of Chemistry"…

Eight physical science textbooks were analyzed for coverage on acids, bases, and neutralization. At the level of the text, clarity and coherence of statements were investigated. The conceptual framework for this topic was represented in a concept map which was used as a coding tool for tracing concepts and links present in textbooks. Cognitive…