Can you start the fire using two pieces of wood?

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

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

Can you spot the hidden girl in the picture below?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

What happened when the wheel was invented?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

What's the only room from which no one can enter or leave