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The Pull of the Planets
Source Institutions
In this activity, learners model the gravitational fields of planets on a flexible surface.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-286.jpg?itok=Bv5--vtQ)
Exploring Strange New Worlds
Source Institutions
This fun and simple hands-on astronomy activity lets learners explore model planets (that they or an educator will create), using methods NASA scientists use to explore our Solar System.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-462.png?itok=qTR9s83z)
Human-powered Orrery
Source Institutions
In this space science activity, learners work together to create a human-powered orrery to model the movements of the four inner planets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-460.jpg?itok=TIUyWvZh)
LEGO Orrery
Source Institutions
Use this model to demonstrate the goal of NASA's Kepler Mission: to find extrasolar planets through the transit method.