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Lesson Plan |
The purpose of this assessment probe is to elicit students’ ideas about the particle model of matter. The probe is designed to find out if students recognize that air is made up of particles that are widely spaced with…
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Freebies and Opportunities for Science and STEM Teachers, August 26, 2025
Reports Article |
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Position Statement |
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NSTA Members Don’t See Increasing Popularity for Science Fairs
Blog Post |
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Safer Engineering Instruction in K–12 Labs and Makerspaces: Results From a 2020 National Study
Blog Post |
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Science and Math online resources for teaching young children
Blog Post |
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Freebies and Opportunities for Science and STEM Teachers, December 9, 2025
Reports Article |
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Position Statement |
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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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Seeing the Struggle and Reaping the Rewards
Journal Article |
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Freebies and Opportunities for Science and STEM Teachers, May 23, 2023
Reports Article |
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