the tiny elves move them back and forth.
like wind shield wipers
No
1903
i think they all do
wind shield wipers
some times wind shield wipers dont work because the car is frozen and they need to thaw out from not moving for a while. if it gets to be a big problem go and buy some sleeves for them.
None if your are living in Saudi Arabia. :-)
18 years old
Marian Anderson invented the wind shield wipers
Snap them off if you are so dumb as to not be able to stop them the correct way.
18 inch
one of the things Brian Anderson invented were the wind shield wipers