4
Olympus Mons is the
Largest crater
Largest volcano
Largest moon
First Mars lander
2
Olympus Mons is 3 times higher than
The Empire State building
Magic Mountain
Mount Everest
A house
3
Olympus Mons was formed about
40 years ago
A thousand years ago
A million years ago
A billion years ago
4
Olympus Mons may still be
Sick
Active
Located near Hawaii
A mountain
2