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?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

What does below Rebus say?

XLR8

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

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

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

There are five people. One of them shot and killed one of the other five.
We know following clues:
1. Dan ran in the NY City Marathon yesterday with one of the innocent men.
2. Mike consider being a farmer before he moved to the city.
3. Jeff is a top notch computer consultant and wants to install Ben new computer next week.
4. The murderer had his leg amputated last month.
5. Ben met Jack for the first time six months ago.
6. Jack has been in seclusion since the crime.
7. Dan used to drink heavily.
8. Ben and Jeff built their last computers together.
9. The murderer is Jack's brother. They grew up together in Seattle.

Consider yourself to be a famous detective "Sherlock Homles", Can you find the killer?

I am the fastest animal but cannot climb the tree. What am I?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?