Energy is a central concept across the sciences and an important goal of science education is to support all students so that they develop a full understanding of the energy concept. However, given the abstract and complex nature of the energy concept, only a few students develop an understanding so that they can use energy ideas to make sense of…

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…

Research evidence suggests that summer breaks contribute to income-based achievement and opportunity gaps for children and youth. However, summertime can also be used to provide programs that support an array of goals for children and youth, including improved academic achievement, physical health, mental health, social and emotional well-being,…

This article outlines how learning objectives based upon science, technology and society (STS) elements for Palestinian ninth grade science textbooks were identified, which was part of a bigger study to establish an STS foundation in the ninth grade science curriculum in Palestine. First, an initial list of STS elements was determined. Second,…

This paper synthesizes research on the value of writing in learning science at all grade levels. Breakthroughs and barriers to the effective use of writing to learn science are discussed. Differences between elementary and secondary teachers are considered with regard to background in language arts, understanding of the writing process, and the…

This report concerns a descriptive study undertaken in 1982-1983 as part of the Second International Science Study (SISS) under the auspices of the International Association for the Evaluation of Educational Achievement (IEA) for the purpose of examining key elements of K-12 science instruction in the United States. Special attention was directed…