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Learners will compare and contrast images of Earth and Mars and then experiment with lenses to understand more about the instruments used to make the pictures. This is activity 1 of 9 in Mars and Earth: Science Learning Activities for After School.

In this activity, students experiment to test the hypothesis that Mars was once hotter. The activity requires some advance preparation by the teacher: the day before the activity, need to place a plastic bottle filled with water in the freezer.... (View More)

This is a lithograph about a scientific observation by the Reuven Ramaty High Energy Solar Spectroscopic Imager, or RHESSI, spacecraft. Learners will read about a chance observation of a gamma-ray burst in 2002 that has shed new light on the... (View More)

This is a storybook about the Sun. Learners will read or hear about the Sun, its relationship to Earth, and how the Sun can affect Earth.

These two images, taken 11 hours apart with NASA’s Hubble Space Telescope, reveal two nearly opposite sides of Mars. Hubble snapped these photos in 2003 as the red planet was making its closest approach to Earth in nearly 60,000 years. In the... (View More)

Keywords: Mars
Audience: Middle school, Informal education
Materials Cost: Free

This Spanish web site explains why we need to study objects in space at many wavelengths. It includes a general overview of what we learn in each part of the spectrum and why we need to send telescopes into space.

Audience: Informal education

This poster shows comparison images of Earth and Mars on the front, with 11 Mars activities on the back. Learners can investigate: how far away is Mars, why does Mars have craters, water on Mars, Mars' minerals, how high the mountains are on Mars,... (View More)

This lithograph shows an image of Mars on the front, with informational text on the back about how the Hubble Space Telescope (HST) has been used to study Mars weather. HST took this image on March 30, 1997, just as it was making a close pass to... (View More)

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