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Scope on the Skies: The sky is falling
Journal Article |
This column focuses on astronomy throughout the year. In this issue, learn about the special events occurring in the months of November and December.
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Scope on the Skies: The skies this summer
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Summer 2003 celestial events included a last look at Jupiter as an evening planet, a close view of Mars, and the Perseid meteor shower. In addition, three spacecraft were launched, which provided many opportunities to…
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Libros de Ciencias en Español (2003)
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If we are to encourage Spanish speakers to observe, identify, describe, experiment, and explain phenomena, we should offer them a wide selection of activities that lead them enthusiastically to the study of scientific…
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Teaching About Heat and Temperature Using an Investigative Demonstration
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This short and cost-effective lesson helps middle grade students learn about the transfer of thermal energy. The lesson comprises three activities: a predict-share-observe-explain sequence of instruction that elicits…
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Hierarchical Learning Ensembles: Team Building for Undergraduate Scientists and Engineers
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This article describes the design and implementation of the Hierarchical Learning Ensemble (HLE) model, a pedagogy that assembles interdisciplinary teams of graduate, undergraduate, and secondary-level students to solve…
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Research and Teaching: Undergraduate Success—and Failure—in Completing a Simple Circuit
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This research study was motivated by physics educators’ ubiquitous citing of the batteries and bulbs study (Thiberghien and Delacote, 1976) even though the literature has not reported on surveys of a large population…
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The valence-shell electron-pair repulsion model (VSEPR model) provides a simple way of predicting the molecular geometries. However, the particularly challenging part in demonstrating the VSEPR models is to show the “…
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Teaching Through Trade Books: Imaginative Inventions
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In today's fast-growing, highly competitive global marketplace, innovative thinking is more important than ever. Encourage your students' creativity, imagination, and problem-solving skills with these technological…
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Scratch This! The IF-AT as a Technique for Stimulating Group Discussion and Exposing Misconceptions
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Frequent and immediate feedback is critical for learning and retaining content as well as developing effective learning teams (Michaelson, Knight, and Fink 2004). The Immediate Feedback Assessment Technique (IF-AT)…
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For many years, publications such as the National Science Education Standards (NRC 1996) and The Science Teacher (TST) have encouraged teachers to focus science classes more heavily on inquiry-based instructional…
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The traditional sequence for teaching science is biology first, then chemistry, and physics last. This article focuses on the Illinois State Board of Education's proposal for the development of a three-year coherent…
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What can glaciers tell us about volcanoes and atmospheric conditions? How does this information relate to our understanding of climate change? Ice Core Investigations is an original and innovative activity that explores…
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Commentary: Curriculum Versus the Volcano
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An opinion piece about the vinegar-volcano chemistry demonstration, and how science teachers have the tendency to fall back on dramatic demonstrations presented without much explanation or application.
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Learning to Write and Writing to Learn in Science: Refutational Texts and Analytical Rubrics
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Most middle school science teachers are familiar with the idea of reading and writing across the curriculum. We, as science teachers, understand that our students need time, practice, and lots of encouragement in order…
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Editor’s Corner: A Look Back (2008)
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The end of the year is always a time for reflection and looking back. Even though December may feel more like midyear for teachers, the end of the calendar year inevitably brings top 10 lists, reviews of the best the…
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