Children's Museum
Field Guide to the Universe: Space Craft
Pictures and descriptions of the robot spacecraft that have explored the planets and outer space since the 1960s.
NASA
Nasa: Jet Propulsion Laboratory
NASA's Jet Propulsion Laboratory at the California Institute of Technology is "the lead US center for robotic exploration of the solar system."
TeachEngineering
Teach Engineering: Mission to Mars
The Mission to Mars curricular unit introduces students to Mars-the Red Planet. Students discover why scientists are so interested in studying this mysterious planet. Many interesting facts about Mars are revealed, and the history of...