Mars used to have liquid water, can you make it come back? Use the instructional activity and simulation to understand why Mars lost its magnetic field, why atmosphere is important, and what gravity has to do with it. This is...

A website looks at how we know so much about Mars—telescopes, robots, and spacecraft—and the search for martian life. Following the informational text are three questions that quiz pupils about possible life on Mars. 

Students research Mars, read why it is called the Red Planet and find out whether there is or was life on Mars.