A traditional science notebook is an official record of a scientist's research. Even in today's digital world, it is still common practice for scientists to record their experimental procedures, data, analysis, results, notes, and other thoughts on the right pages of a bound notebook in permanent ink with nothing written on the left side or back…

In this article, Karen Bucci describes how she incorporated her iPad with the wireless SmartScope iGO microscope and Wi-Viewer app to teach her fourth-grade class the science module "Ecosystems" by National Science Resources Center's Science and Technology for Children (STC) (1996, 2005). A main idea in the unit is the importance of…

This article describes how observing whether objects sink or float in water using the P-E-O (Predict, Explain, and Observe) technique is an elementary precursor to developing explanations in later grades that involve an understanding of density and buoyancy. Beginning as early as preschool, elementary students engage in activities that encourage…

This column focuses on promoting learning through assessment. This month's issue uses concept cartoons to assess students' ideas about the moon. Concept cartoons, formative assessment tools that reveal students' preconceptions and probe for conceptual understanding, have recently become popular in the United States, with teachers…

With crosscutting concepts such as stability and change in the "Next Generation Science Standards," this article was written for those who have wondered how to teach these concepts in a way that is relevant to students. In this investigation, students ask the question, "Why is the pond dirty?" As students investigate the health…

The theory of "immaculate insulation" is prevalent among students. Research indicates that students often believe that some materials and objects, such as blankets or mittens, are intrinsically warm. Likewise, they believe that some objects and materials, such as metals, are cold. One effective way to gain insight into how students understand…