Twenty frogs are sitting on a log floating on the surface of a river. Two of them decide to jump off into the water.

How many frogs are there on the log at this moment?

How many times can you subtract the number 5 from 25?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

What is the riddle which can be asked all day with a different correct answer each time.

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

On her drawing table, Sayna lit 12 coloured candles. A few seconds later she blew two candles off.

How many candles Sayna have at the end?

Can you find the missing piece of the Porsche?

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

You enter your friend's room. He is not in his room. Although you see that on the bed there are two dogs, five cats, two giraffes and three pigs. Also, a couple of chickens and ducks are flying in the room.

Calculate the number of legs standing on the floor.