Difficulty menu
push the button on the right to cycle through the different difficulties: very easy → easy → medium → hard → very hard → very easy
part 3/6 top view
Part 1/6 top view
PvP or no-PvP options
It comes down to this: green can't hit green but red can hit and can be hit by everyone.
"Start race"- and "reset score"- buttons
Should be obvious what they do.