Learn with us online while the Exploratorium is temporarily closed. You can help us reopen—donate today.
Create a scale model of the earth-moon system using different-sized spheres.
Measure the height of an object indirectly using your hand and a ratio.
Find the height of a tree, paper rocket or North Star.
So close, yet so far away.
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Attribution: Exploratorium Teacher Institute
Connect with us!
Pier 15 (Embarcadero at Green Street)San Francisco, CA 94111(415) 528-4444
More Contact Info
Get at-home activities and learning tools delivered straight to your inbox