Which is the correct shadow of the bird?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

Using Only Five 5's and any mathematical operator make sum as 37

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

Why is a river so rich ?

Why do people go to bed?

How can one talk without saying a single word?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

Can you find the six hidden animals in the picture below?