It's a protector.
It sits on a bridge.
One individual can see directly through it, while others wonder what it hides.

What is it?

During which month do people sleep the least?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

Why do you find that most of the buildings are deprived of the 13th floor?

What goes through cities and fields, but never moves?

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

What is the end of everything?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

A bridge is about to collapse. There are four people P, Q, R and S on one of the sides. Before the bridge collapses, they want to cross it. Now since the bridge is too weak, it can only stand the weight of two people at a time. Also, it is night time and nothing is visible. They have just one torch with them.

Now P takes one minute to cross the bridge, Q takes two minutes to cross, R takes five minutes to cross and S takes ten minutes to cross.

The bridge will collapse in seventeen minutes. How will they be able to cross the bridge before it collapses?