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Showing results 1 to 7 of 7
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Why Does the Moon Have Phases?
Source Institutions
In this activity, learners use a simple 3D model to discover why the Moon has phases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-265.jpg?itok=9yNESjfy)
Standing in the Shadow of Earth
Source Institutions
This fun and simple hands-on astronomy activity demonstrates the shadow of the Earth as it rises as a dark blue shadow above the eastern horizon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-576.png?itok=qSt7v9IG)
Equatorial Sundial
Source Institutions
In this activity, learners make an equatorial sundial, which is simple to construct and teaches fundamental astronomical concepts. Learners use the provided template and a straw to build the sundial.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-838.png?itok=UjNkfOMo)
Light is Made of Colors
Source Institutions
Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-960.jpg?itok=bdPFQpmM)
Portable Sundial
Source Institutions
Learners construct one or more of the following kinds of sundials: a shadow plot, a horizontal sundial, and a diptych sundial.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-578.png?itok=Vd6I9maN)
Shadow Play
Source Institutions
In this three part activity, learners explore and experiment with shadows to learn about the Sun's relative motion in the sky.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-517.jpg?itok=7phaKEp-)
Changing Shadows
Source Institutions
In this sunny day, outdoor activity, learners observe changes in shadows over time. The activity also helps to develop a sense of the Earth's motion.