Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

Can you move 2 matchsticks to form four equal sized squares.

Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

Intelligence Agency need to break the vault but the problem is that they are not able to break the vault.

On the vault, a text is written as:

31 11 33 33 43 45
21 25
31 24 11 31 51 41

To Break the code Intelligence Agency brings a mathematician named Joseph.
Minutes later he deciphers the code.

Whats the code?

If Japan and Panama decided to merge into a single country, probably people will name it Japanama.

Can you think of two more such country's unions that could produce similar names like Japanama by overlapping their three letters?

You need to move three matchsticks to form three squares. Can you do it?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Solve the rebus riddle in the picture below.

Find out the number of circles in the given picture having Illusion