Answer:
What is seen in the water and in the sky? It is part of the rainbow and can be in your eye
Precious stones in a pack of cards.
No matter how little or how much you use me, you change me every month. What am I?
It has the biggest wall and is also used when drinking tea.
What has fingers and a thumb but no hand?
As round as an apple. As deep as a cup. All the king's horses can't pull it up.