In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

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?

What is the largest number you can write with just 3 digits?

What animal walks on four legs in the morning, two legs during the day, and three legs in the evening?

Oedipus, the king of Thebes, figured out the answer to the riddle:

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

You can hear me, but you can't touch or see me.

What am I?

Can you replace the X (both small and big x) with the numbers between 1 to 19 such that all the rows of 3 numbers between X (big x) sum to 23?

It belongs to you, but other people use it more than you do. What is it?

What is both possible and impossible at the same time?