Double jump
Hi, i recommend learning bunny hop before learning this. so how to do it:
1.go near a high box or wall, hold w...
2.jump, then before you land the earth jump again and crouch in the air...
3. you are on the box, very useful trick, but NEEDS A LOT OF PRACTICE, IF YOU KNOW HOW TO BUNNY HOP YOU WILL LEARN THIS PRETTY FASTLY!
here is a vid. :