Answer:
How is it possible to always find what your looking for in the last place you look?
When is homework not homework?
Mary's Father had 5 daugthers. Monday, Tuesday, Wednsday & Thursdsay. What is the Last daugther's name?
What is the building that you leave without ever having entered.
There are two sisters: one gives birth to the other and she, in turn, gives birth to the first. Who are the two sisters?
What is often on the ground getting stepped on by others, but you donโt have to wash it because it never get dirty, in fact you couldnโt wash it even if you tried?