This collection of questions about Mars covers basic facts about the planet and how it compares to Earth, whether there is water or precipitation, the history of the Martian terrain and climate, and information about volcanoes on Mars. Full description.

NASA Investigators working with Mars Odyssey data may have discovered remnants of snow packs that have created a system of gullies in crater walls and other, more unusual places such as ridge crests, sand dunes, and hilltops. Readers of this journal article can learn about the snow packs and their potential to collect and shelter water beneath themselves, possibly providing a favorable environment ... Full description.

Mission Geography uses existing NASA data and images where possible to engage students in active, hands-on inquiry, modeling the scientific method and developing students; understanding of environment-society relations and earth science. This module begins with investigations of how observations are obtained and interpreted. Earth observations from space play an important role in weather reports, ... Full description.

This set of interactive activities addresses the question of whether life could exist on Mars. Four separate activities look at what is necessary for life, where one might find water on Mars, would life be on or below the planet's surface as indicated by temperature, and where it would be safe and interesting to land a rover to look for life. Full description.

This National Aeronautics and Space Administration (NASA) site contains links to classroom resources and curriculum supplements relating to the exploration of Mars. Topics covered in these lessons include craters, water on Mars, Mars Global Surveyor, Mars Pathfinder, solar system distances, the Martian calendar, possibilities of life on Mars, and exploration of this planet. There is also information ... Full description.

This Exploratorium site provides the latest information about the two Mars rovers landing on Mars in 2004. It includes resources about the search for life on Mars, the Martian environment, and the mechanics of the Mars rovers themselves. Hands-on activities and a live webcast are also provided. Full description.

In this video NASA scientists discover firm evidence that water once flowed on Mars?perhaps enough water to harbor life. The site includes links to five essays about Mars, "A Tale of Two Rovers," "Why Go to Mars," "Visions (and Revisions) of Mars," "When Worlds Diverge," and "Is the Signature Still Wet?" It also has photographs of Mars and interactive presentations. Full description.

This set of lessons is designed to increase students' knowledge, awareness, and curiosity about the process of scientific exploration of Mars. Topics include navigating to Mars, investigating Martian soils and geology, mapping Martian landforms, and searching for signs of life. A video is also available to accompany the lessons. Full description.

This article discusses the possible occurrence of water in our solar system. Topics include the necessity of liquid water for life, distribution of water throughout the solar system, and the possibility that there may be liquid water on Mars or on some of Jupiter's moons. Full description.

This website contains links, images, and text from sources across the web that pertain to the planet Mars. The site is searchable, or can be browsed by categories such as Mars News, Planetary Facts, Exploration, Searching for Life, Moons, Meteorites, Missions, and Mars in Fiction. Under each category is a list of links for information and images. Full description.