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How do propellants generate thrust?
Lesson Plan |
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How Can Air Make a Race Car Faster?
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Should Our City's Wastewater Treatment System Produce Ammonia?
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Moving Forward to a Brighter Future for Science Education
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The purpose of this assessment probe is to elicit students’ ideas about density. The probe is designed to find out whether students have commonly held ideas about mass, volume, shape, and other properties that interfere…
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Why Do We All Have to Stay Home?
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How does soap make dishes clean?
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How Do We Know What Stars Are Made Of?
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Lesson Plan |
The purpose of this assessment probe is to elicit students’ ideas about the digestive system. The probe is designed to find out whether students realize a main function of the digestive system is to break food down into…
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Why Is Ocean Water Warming Faster in Some Places Than Others?
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Lesson Plan |
The purpose of this assessment probe is to elicit students’ ideas about plant growth. The probe is designed to find out whether students recognize that plants use their stored food to grow in the absence of light.
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Why Is Water Sphere-Shaped in Space?
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Lesson Plan |
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What Do Plants Do in the Dark?
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