Do you know of a place where the wind blows south and then suddenly shifts direction towards the north?

What happened when the wheel was invented?

I have branches, but no fruit, trunk or leaves. What am I?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

Can you replace the question mark with the correct number?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

Can you replace the question mark with the correct number in the below table sequence?

What do you think with the below Picture ?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?