On my way to St. Ives I saw a man with 7 wives. Each wife had 7 sacks. Each sack had 7 cats. Each cat had 7 kittens. Kittens, cats, sacks, wives. How many were going to St. Ives?

Can you find the key in the picture below?

How do you go from 98 to 720 using just one letter?

Find the value of "?" in the ball picture Riddle below:

I can be cracked, made, told, and played. What am I?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

By moving just one matchstick, you need to make the below statement true. Can you do it?

One absent-minded ancient philosopher forgot to wind up his only clock in the house. He had no radio, TV, telephone, internet, or any other means for telling time. So he travelled on foot to his friend's place a few miles down the straight desert road. He stayed at his friend's house for the night and when he came back home, he knew how to set his clock. How did he know?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.