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Earth, moon and sun  
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Middle school  
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This is a unit of 8 sessions about the Sun-Earth system. Learners will construct a model to show the relative size and scale of the Sun-Earth system, investigate the visible and electromagnetic spectrums, discuss solar flares and solar weather,... (View More)

Audience: Middle school

In this problem set, learners will compare actual versus computer track of a solar eclipse in Babylonian times to calculate the rate at which the day is lengthening over time. Answer key is provided. This is part of "Earth Math: A Brief Mathematical... (View More)

Audience: Middle school, High school
Materials Cost: Free

This activity, effective outdoors or indoors, demonstrates how insolation is affected by latitude by using a pair of thermometers, each taped to some cardboard, placed outside on a sunny day. A globe can also be used, outdoors or indoors. Students... (View More)

This is a lesson about living on the Moon. Learners will use cooperative learning skills to design a self-sufficient lunar station.

This worksheet provides a pair of satellite world maps, showing vegetation in January and July, and has a series of questions guiding exploration of the similarities and differences in the two images. The activity is from Space Update, a collection... (View More)

This web page features a short essay about the equinox solar alignments of the pyramid of Kulkulkan at Chichen Itza. It can be used by educators as background information or as a reading assignment for learners.

This is an activity about measuring angular size and understanding the solar and lunar proportions that result in solar eclipses. Learners will use triangles and proportions to create a shoebox eclipse simulator. They will then apply what they learn... (View More)

This is an activity about the relative sizes of the Earth and the Moon and the distance between them. Learners will inflate a balloon to the approximate size of the moon in relation to a standard globe. They will then hypothesize as to the correct... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free

Satellite data on cloud cover is used in this investigation to show the relationship between clouds and solar declination. Students will download data on declination angles along with data on clouds and cloud cover for a one-year time period.... (View More)

Keywords: Solar inclination
Audience: Middle school, High school
Materials Cost: Free

This is a companion book to the Traditions of the Sun web site. Learners can use the book to learn about the Sun's dynamic nature, explore images from NASA's cutting-edge solar missions and understand more fully the human connection we all have to... (View More)