Rob is taller than Edwin, and Jurgen is shorter than Rob.
Of only one of the following statements, we now certainly know it is correct:

A.Edwin is taller than Jurgen
B.Jurgen is taller than Edwin
C.It cannot be determined if Jurgen or Edwin is the tallest.

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

How can you tell a raw egg from a hard-boiled egg?

What does this mathematical rebus means ?

What Adam and Eve do not have but the rest of the people have?

Find the missing letter in the last circle logically in the given below picture.

Be active and find the killer in the picture Riddle below.

A person was found dead on a big green land with no trees or buildings around. When the police arrived, they found a piece of rock lying next to him and the man was wearing clothes comprising of red, blue and yellow colours.

Can you tell who the person is and what was the cause of death?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

Why Aeroplane windows are round?