During which month do people sleep the least?

Our product and our sum always give the same answer. Who are we?

Can you tell a 3D object that has just two surfaces?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

If 24H in a D => 24 hours in a day.
What does "64S on CB" stand for?

What is the next number in this matchsticks series riddle?

Which Travels Faster? Solve below famous picture riddle:

You need to pick one entry from pot A and one from pot B to have a perfect match. Can you do it?

I travel all around the world but always stay in the corner. What am I?

why number 8549176320 is one of a kind?