It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Can you write down eight eights so that they add up to one thousand?

What do you answer even though it never asks you questions?

How can a man go eight days without sleep?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see? What is it?

How many triangles can you find in this given picture?

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?