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Favorite Demonstration: Biological Membranes
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This demonstration provides an excellent example of how eukaryotic cells are compartmentalized and how important the bilipid layer of the endomembrane system is in providing this sectioned architecture. This…
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Tech Trek: Data collection and analysis tools
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This activity is designed to help students learn to use technology to analyze data. In this illustration, students design and conduct a scientific investigation based on data collected from height and arm span…
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Classroom Applications of Top-Down & Bottom-Up Processing
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Recent research in cognitive neuroscience has yielded a more comprehensive understanding of brain function. The advances in neuropsychological research have greatly added to our understanding of top-down and bottom-up…
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Scope on Safety: Space—The final frontier!
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These are the voyages of laboratory science safety! The issue of science laboratory space and class size has been on a long safety trek. For example, the National Science Education Standards and subsequent science…
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NSTA Recommends reviewers suggest science books to refresh your spirit and renew your professional skills.
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Science 2.0: PD on a Shoestring
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This column shares web tools that support learning. This month’s issue describes inexpensive or free professional development opportunities by listing webinars, videos, podcasts, and more that are available online.
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Tried and true: Heating up inquiry with solar ovens
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Melt away your students' fear of failure while igniting their scientific inquiry skills with this exciting and hands-on project using solar ovens. Students will design, build, and test a solar oven that is capable of…
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Developing writing skills along with content by incorporating hands-on science experiences and related writing lessons provides students with a purpose for writing, which makes it more meaningful to students. The…
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Media and Science: Developing Skepticism and Critical Thinking
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Science lessons can encourage students to view data with a scientists' skeptical eye—especially now that so much unrefereed information is online, in advertising, and in other media sources. In developing the skills of…
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Guest Editorial: Minds, Models, and Maps
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An opinion piece about the benefits of visual learning devices.
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This paper describes the results of incorporating technology in the histology laboratory by using high-resolution video-imaging equipment (VIE). The study sought to determine if (1) the VIE would allow students to more…
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To address the confusion resulting from difficulties with proportional reasoning among preservice physical science students, a cube-assembly activity was used to bring a sense of concreteness to abstract ideas. The…
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Explore Earth's atmosphere with an air-pressure activity. The lessons in the unit described in this article meet content objectives from both science and mathematics.
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Burning Questions About Calories
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Encouraging students to define problems through asking questions about the topic has a positive impact on classroom morale. First, the teacher benefits from increased understanding of students’ knowledge and background…
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Case Study: Learning About the Nature of Science With Case Studies
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Case studies are an effective way to help students understand how science works, and perhaps even more importantly, how science knowledge is constructed. Yet often when we teach the content of science, we overlook the…
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