Drive a Mars rover
Resize objects until they're the correct relative size.
Planet Families 2
Build a solar system in 3d.
Is it a solid, liquid, gas, or plasma?
Fly to Mars
Launch a spacecraft from Earth to Mars and back again.
Write a silly story
Near and Far
Arrange objects from closest to farthest.
Knock down pins with a proton ball.
How Big are Martian Features?
Drop objects onto the surface of Mars.
What if it hit my town?
Drop a rock on someone
Create a bacterial community.
Arrange dangers from lowest to highest
Small and Large
Arrange objects from smallest to largest.
Earth or Mars?
Identify images by the planet they were taken on.
Wrath of Ra
Smack Earth with solar events.
Space Challenge Quiz Show
Play some trivia
Magneto Mini Golf
Play golf with charged particles.
Can You Find...
Search for features on the surface of Mars.
What are the chances that we're not alone?
Send balls along magnetic field lines
Send a probe into Jupiter's core
Looking for Life
See if you can recognize life.
Listening for Life
Are these sounds natural or intelligent?
Look at the Sun in different ways.
Drive a Rover
The Sojourner/Pathfinder mission.
Solar Maze: The Great Escape
Escape from cores of stars.
Our Place in Space
You are out there.