You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

Thirty friends were on a hiking trip when they decided to enjoy the bonfire. They assembled for it and agreed to play a game. For that, they divided themselves into five teams with seven members each, forming five rows.

How did they manage to achieve this formation?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

Prove that twice of ten is the same as twice of eleven.

What is more useful when it is broken?

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

On a bright sunny day, two fathers took their son fishing in the lake. Each man and son were able to catch one fish. When they returned to their camp, there were only three fishes in the basket. What happened?

PS: None of the fish were eaten, lost, or thrown back.

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

You can see three almost identical images below. Can you spot the odd one out from them?