How can you drop a raw egg from a height onto a concrete floor without cracking it?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Can you name an animal whose killing cannot be performed without spilling your own blood?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

I look at you, you look at me, I raise my right, you raise your left. What am I?

Which is heavier: a ton of bricks or a ton of feathers?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

This is a simple one. You just have to count the number of Fs in the given sentence.

Finished Files are the result of years of scientific study combined with the experience of years.

How many did you count?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?