Can you place six X (crosses) in below board without making three in a row in any way ?

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?

Find the number of squares in the below picture

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

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

A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

Most people think of me as money. But when they find me in the water, they won’t get any money out of me. What am I?

I am sure no one can have two things for dinner. what are they?

It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?