Answer:
Where can you add 2 to 11 and get 1?
You can do this with your friends. You can do this with your nose. But don't do it with your friend's nose!
Temporary evidence of where you've been strolling
What smells the most in the kitchen?
I have eighty-eight keys but cannot open a single door? What am I?
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.