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This is an activity about how much atmospheric pressure is needed on Mars to maintain surface water and why the planet does not have surface water today. Learners will use a computer interactive to learn about Mars past and present before exploring... (View More)

Keywords: Triple Point; Climate

This lesson introduces students to Mars' history through research and discussion. Students read about the history of Mars, Mars observing, and exploration with telescopes and robotic spacecraft. After learning about Mars, students consider how some... (View More)

Using Google Earth/Mars and the recommended reading, students will compare and contrast Earth and Mars using graphic organizers. Includes background, separate student pages, and extensions. This lesson is from "Red Planet: Read, Write, Explore!"... (View More)

In this lesson, students read the original paper written by Henrietta Leavitt in which she compared the apparent brightness and period of Cepheid variable stars. The students prepare graphs from numerical data, just as she did, and compare their... (View More)

This article describes an approach designed to decrease math anxiety and teach students about the use of mathematical symbols simplifying radicals. A deck of cards is used in a demonstration, and a problem set using real life examples to master the... (View More)

In this activity, students explore the idea of classifying objects. They start by giving examples of objects that can be classified in everyday life and in science. They then characterize and classify a set of galaxies using their own scheme, and... (View More)

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