In the four images below, can you find the odd one out?

When does a USA Potato change its nationality?

What does this rebus riddle means ?

What does this rebus mean?

O
N
C
E
TIME

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

Name a key which is hardest to turn.

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

Can you count the number of triangles in the given figure?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?