There is a wide field of corn. A goose finds its way into the field and starts running. Can you find out till which point the goose can run into the field?

A large container is kept in open under the rain. Every passing hour, the water collected inside the container becomes double what it was.

In ten hours, the container is filled completely. Can you calculate how long would it have taken to be filled in half?

You are presented with three boxes. One of them has a red ball inside and the other two have a black ball inside each of them. You are asked to pick up the one with red ball and you pick one. Now, one of the other boxes is opened and it is found to have a black ball.

You are presented with a chance to change your box with the one that is left closed. Will you change your box? Why or why not?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

When Jack was six years old he hammered a nail into his favourite tree to mark his height. Ten years later at age sixteen, Jack returned to see how much higher the nail was. If the tree grew by five centimetres each year, how much higher would the nail be?

What runs around the whole yard without moving?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

What number should come in place of the question mark below?

How can you write nineteen in a manner that if we take out one, it becomes twenty?