How can you drop a raw egg from a height onto a concrete floor without cracking it?

An American nightclub called 'The Coconut Grove' had a terrible fire in which over 400 people died. A simple design flaw in the building led to a high death toll. Subsequently, regulations were changed to ensure that all public buildings throughout the country eliminated this one detail, which proved deadly. What was it?

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

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Solve the rebus riddle in the picture below.

Below rebus represent famous DiCaprio movie. Can you name it?

When we see 2 but call 10?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

My sock drawer has 26 blue socks, 13 pink socks, 33 green socks, and 12 red socks, how many socks would I have to pull out in the dark to be sure I had a matching pair?