Answer:
A blue house has blue bricks; a yellow house has a yellow bricks. What is a green house made of?
Which one of Santa's reindeer can be seen on Valentines day?
Break it and it gets better, immediately set and harder to break again.
Cold head and feet; Round as a ball; Always turning around itself.
Who has married hundreds but always been single?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.