Why are leaves green? Why is water wet?
Why are there eleven players in a side? Why is a rugby ball not round?
Why do superheros like red and blue? Why does Batman wear only black?
Why does the moon change its shape? Why do stars come out only at night?
Why are there no dinosaurs left on earth? Why do elephants have big ears?
Why does Saturn have rings? Why is Pluto so small?
Why do cats eat fish, and tigers have meat? Why does a dog lick?
Why do girls like pink? Why is 'why' not spelt 'Y'?