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Light on Other Planets
Source Institutions
In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-969.jpg?itok=CNeE150p)
Make a Terrarium
Source Institutions
In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-657.gif?itok=zRza9aCl)
What's the Angle?
Source Institutions
This activity helps learners understand how the angle of the Sun affects temperatures around the globe.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-762.jpg?itok=d_AtRvWj)
Blue Sky
Source Institutions
In this optics activity, learners explore why the sky is blue and the sunset is red, using a simple setup comprising a transparent plastic box, water, and powdered milk.