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In this activity, learners build a sextant to measure the altitude, or height above the horizon, of an object. The activity was originally designed to accompany a previous NASA-funded educational program, entitled The Sun in Time.

This is a lesson about research tools and skills. Learners will explore the features of Mars through a demonstration of Google Earth Mars, gather, and analyze data from multiple sources on the internet as well as print sources, develop and use... (View More)

Audience: Elementary school
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