Answer:
Defends your noggin from the hard pavement
What goes through a door but never goes in and never comes out?
A tangly game and a destructive weather phenomenon.
Where can you add 2 to 11 and get 1?
What does a stone become when in the water?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?