Answer:
The yellow house has yellow window, the red house has red windows, what colour windows does the green house have?
How is it possible to always find what your looking for in the last place you look?
An archaeologist unearths a coin bearing the inscription "57BC". How does he instantly know that it's a forgery?
On Christmas eve, when Santa leaves his workshop on the north pole, what direction does he travel.
10 fish are in a tank. 2 Drown, 4 Swim away, and 3 Die. How many are left?
What is always coming but never arrives?