By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

Rectify the following equality 101 - 102 = 1 by moving just one digit.

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Can you name some countries which do not have the alphabet 'A' in them?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Which is the smallest number that you can write using all the vowels exactly once?