Answer:
What is seen in the middle of March and April that canβt be seen at the beginning or end of either month?
What is red and nailed to a wall?
There are several different kinds, but the one you pick doesn't do its job. What is it?
I know a word of letters three. Add two, and fewer there will be!
What does man love more than life, fear more than death or mortal strife. What the poor have, the rich require, and what contented men desire. What the miser spends, and the spendthrift saves. And all men carry to their graves.
You use it between your head and your toes, the more it works the thinner it grows.