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
Magneto Mini Golf
Play golf with charged particles.
Can You Find...
Search for features on the surface of Mars.
Wrath of Ra
Smack Earth with solar events.
Solar Vision
Look at the Sun in different ways.
Earth or Mars?
Identify images by the planet they were taken on.
Risky Business
Arrange dangers from lowest to highest
The Great Escape
Escape from cores of stars.
Listening for Life
Are these sounds natural or intelligent?
Looking for Life
See if you can recognize life.
Near and Far
Arrange objects from smallest to largest.
Planet Plunge
Send a probe into Jupiter's core
Drake Equation
What are the chances that we're not alone?
Magneto Bowling
Knock down pins with a proton ball.
How Big?
Drop objects onto the surface of Mars.
Drive a Rover
The Sojourner/Pathfinder mission.
Space Challenge
Play some trivia
Winogradsky Column
Create a bacterial community.
Fly to Mars
Launch a spacecraft to Mars.
Small and Large
Arrange objects from closest to farthest.
Planetary Pinball
Send balls along magnetic field lines
Our Place in Space
You are out there.