What is next number in the pattern below:

131 517 192 123 ?

Where do you go to learn how to make ice cream?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

Move four matchsticks to the below square to form three squares?

With the help clues provided in the image, can you find the 5 digit key?

Find out the number of circles in the given picture having Illusion

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

In case you were starting to feel confident, this one was meant for third graders in Vietnam. The answer is 66, but we don't blame you for scratching your head about how they got there.

Be active and find the killer in the picture Riddle below.