Medium clean riddles for kids

If a boy is 12 and his brother is 13, how is the 12 year old older than his brother?

What kind of cup doesn't hold water?

Mary’s father has 5 daughters – Nana, Nene, Nini, Nono. What is the fifth daughters name?

You always carry me in your hand, always with you, from your birth till your death! I am a fruit. What Am I?

I always come down and never ever go up? Think, think and think! We all just love it.

I know a word which reads the same when written forward, backward or upside down. Do you?