There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

What is the centre of gravity?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

What number when divided in half becomes zero?

There was a blind man. He had four socks in his drawer either black or white. He opened it and took out two socks. Now the probability that it was a pair of white socks is 1/2.

Can you find out the probability that he had taken out a pair of black socks ?

In the below-given picture of a pretty girl, there is something wrong. Can you find out what it is?

You walk into an old horror house. It has no power or plumbing. Once inside, you see three doors. Each door has a number on it. Behind each door is a way for you to die. Behind door number one, you die by getting eaten by a lion. Behind door number two, you die by getting murdered. Behind door number three, you die by an electric chair. You can’t turn back, so you have to go through a door. Which door do you go through?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211