A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

What has 13 hearts but no other organs?

If 2 workers can complete painting 2 walls in exactly 2 hours.

How many workers would be needed to paint 18 walls in 6 hours?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Count the squares in the matchstick puzzle below?

Before Mount Everest was discovered, what was the highest mountain in the world?

How many triangles can you count in the figure given?

A generous owner of a company decided to give a bonus of $45 to every man and $60 to every woman on his birthday. But only one-ninth of the men and one-twelfth of the women were present to take the bonus.

Can you calculate the amount of money the owner spent if there were 3552 employees?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?