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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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Freebies for Science Teachers, October 6, 2020
Reports Article |
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National Science Teaching Association Celebrates Its 2025 Teacher Awards Honorees
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Freebies for Science and STEM Teachers/From the Field, May 31, 2022
Reports Article |
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Safer At-Home Food Science Investigations
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Freebies and Opportunities for Science and STEM Teachers, November 7, 2023
Reports Article |
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Teaching About How Scientists Work—With a Focus on Claims-Evidence-Reasoning
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The purpose of this assessment probe is to elicit students’ ideas about the transfer of matter and energy in ecosystems. The probe is designed to reveal whether students recognize that only matter is cycled through an…
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'Whoosh Bottle' Demonstration: Accident Waiting to Happen (Again)
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Chirality, Amino Acid Racemization, and the Authenticity of the Buyid Silks
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Journal Article |
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The World’s Worst Industrial Disaster
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Lesson Plan |
The purpose of this assessment probe is to elicit students’ ideas about an Earth material, rocks. The probe is designed to determine whether students can distinguish between humanmade, “rocklike” materials and…
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