I made a new one
Day 4:
When will water stop running downhill?
Day 5:
I am four times as old as my daughter. In 20 years time I shall be twice as old as her.
How old are we now?
Day 6:
What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?
Day 7:
What 8 letter word can have a letter taken away and it still makes a word. Take another letter away and it still makes a word. Keep on doing that until you have one letter left. What is the word?