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