Which is 9. So 9 is a square number. Here are some other examples of square numbers. Can you see how all these numbers can be arranged into a square? Which is 64. So 64 is a cube number. Here are some ...

GameSpot may get a commission from retail offers. New to Fortnite this week is Sledgehammer, a military NPC that focuses his big guns on Cube Monsters and asks the same of you. You can complete his ...