A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

What goes through cities and fields, but never moves?

Can you find out which number multiplied by itself will give the output as 12345678987654321?

Can you move 2 matchsticks to form four equal sized squares.

Which Travels Faster? Solve below famous picture riddle:

Find the missing number in the image below.

Rearrange the letters in "new door" to make one word.

Can you circle exactly four of these numbers such that the total is twelve?

1 6 1
6 1 6
1 6 1
6 1 6

You have two bottles of pills marked with labels A and B. The pills are identical. The doctor has asked you to take one A pill and one B pill daily. You cant take more or less than that.

While taking out the pills one day, you took out one pill from A and by mistake took out two from B. You have no idea which pill is which now.

You cant throw away the expensive pills. What will you do now?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.