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Elementary school  
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This is an activity about spectroscopy. Learners make their own spectroscope and measure the wavelengths of spectral lines. Then, they will record the colors, patterns, and wavelengths of the lines from various light sources. This activity requires... (View More)

This is an activity about spectroscopy. Learners make their own spectroscope and measure the wavelengths of spectral lines. Then, they will record the colors, patterns, and wavelengths of the lines from various light sources. This activity requires... (View More)

This is an activity about gravity. Learners will fill out a questionnaire to assess their ideas about how the Earth is shaped and how things fall here and at different places around the planet. Then, in small groups, learners will discuss how... (View More)

This is an activity about gravity. Learners will fill out a questionnaire to assess their ideas about how the Earth is shaped and how things fall at different places around the planet. Then, in small groups, learners will discuss how gravity works... (View More)

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