Best riddles for teens

How can a pants pocket be empty and still have something in it?

How do you make an egg laugh?

Galaxy Detective Karamchand was on a case. A spaceship was lost. Her partner, Galaxy Junior Detective Brightstar gave her a piece of paper. This was the location of the spaceship! This is what the slip had scribbled on it: Juice, Umbrella, Potato, Ice, Tomato, Elephant, Rice. Where is the spaceship?

If will follow you for 1000 miles but not miss home. It desires neither food nor flowers. It fears not water, fire, knives, nor soldiers. But it disappears when the sun sets behind the western mountains. Who Am I?

Pronounced as one letter, And written with three, Two letters there are, And two only in me. I’m double, I’m single, I’m black blue and gray, I’m read from both ends, And the same either way.

I don't have eyes, but once I did see. Once I had thoughts, but now I'm white and empty.

Dean Sam and Castiel are three brothers. Interestingly their current age is prime. What's more interesting that difference between their ages is also prime. How old are they?

A girl was ten on her last birthday, and will be twelve on her next birthday. How is this possible?

There is bomb on top of a computer; around the computer are a hairbrush, keys, phone and a cup. When the explosion comes, what item destroyed first?

I follow you all day long, But when the night or rain comes, I am all gone.