Sizemology
Resize objects until they're the correct relative size.
Star Maze
Be a photon, escape the sun.
Solar Vision
Look at the Sun in different ways.
Rubble!
Save the Earth from asteroids.
Space Stage
Film yourself on the Moon, Mars, and more!
Fly to Mars
Launch a spacecraft from Earth to Mars and back again.
Rover Coder
Drive a Mars rover.
Planet Families 2
Build a solar system in 3d.
Planet Families
Build a solar system (original 2D version).
Matter Sorter
Is it a solid, liquid, gas, or plasma?