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