Kids Riddles

Question: What is something blue stuck on a window.

Question: Who is reading this question now?

Question: How can six become sticks?

Question: I have numbers on my face but can't find 13 any place. What am i?

Question: what can walk on 4 when they are born, walk on 2 legs when they are older and walk on 3 when they are old uncles and aunties?