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Size and scale  
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Guided inquiry  
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The Cosmic Times Gallery Walk and Cosmic Times Jigsaw lessons serve as extensions to the Cosmic Times suite of curriculum support materials. They are intended to provide an introduction to Cosmic Times as a whole, giving students the larger picture... (View More)

Keywords: Cosmology
Audience: Middle school, High school, Higher education
Materials Cost: Free

The 9-session NASA Family Science Night program invites middle school children and their families to discover the wide variety of science, technology, engineering, and mathematics being performed at NASA and in everyday life. Family Science Night... (View More)

Audience: Informal education

This is an activity to reinforce concepts learned about the Sun, the Sun, Earth, and Moon system and eclipses. Learners will communally discuss their knowledge of these concepts briefly, and will then complete a series of worksheets and writings to... (View More)

Keywords: NSTA2013
Audience: Elementary school

This is a lesson about size and scale, also called the Solar Pizza. Learners, or the facilitator, will cut out scaled images of the Sun and Earth and walk them approximately sixty-five feet apart to simultaneously show the size scale and distance... (View More)

Audience: Informal education
Materials Cost: Free

This is an activity about size, distance, and perspective. Learners will observe two objects of the same size placed at different distances, and they will observe two objects of different size placed at varying distances. This concept is then... (View More)

This is an activity about size, distance, and perspective. Learners will observe two objects of the same size placed at different distances, and they will observe two objects of different size placed at varying distances. This concept is then... (View More)

Audience: Elementary school

This is an activity about using large numbers in astronomy. Learners will first estimate how long it would take to count to a billion, if it was a full-time job. Then, they will judge their estimates using a calculator to get a more definitive... (View More)

This is an activity about using large numbers in astronomy. Learners will first estimate how long it would take to count to a billion, if it was a full-time job. Then, they will judge their estimates using a calculator to get a more definitive... (View More)

This is a lesson about measuring star size. Learners will use eclipsing binary systems to measure star diameters. This is Activity G-8 of Universe at Your Fingertips 2.0: A Collection of Activities and Resources for Teaching Astronomy DVD-ROM, which... (View More)

In this activity, learners practice estimation skills as they begin to explore the Hubble Deep Field image. They first give a rough estimate of the number of objects and then follow several steps, using representative sampling techniques, to improve... (View More)

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