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