Which questions?
How many questions?
Time per question?
Pick at least one question type to play with.
Game over!
0 / 0
Runs entirely in your browser — no data is sent anywhere.
About this universe scale game
This free GCSE earth science game covers how the Moon, Earth, Sun, Solar System, galaxies and the universe compare in size and distance, plus vocabulary like the astronomical unit and light-year used to measure them. Choose which question types to include, set your question count and time limit, then see how many you can get right.