If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

The dirtier I get, the whiter I look. Who am I?

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.

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Readers with the highest levels of visual skills can find three differences between the pictures of a cow on the farm in 14 seconds. Can you? Test your visual skills now!

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

How many letters are in the alphabet?