No one wants to have it, but if one got it, he does not want to lose it. What is It?

Can you start the fire using two pieces of wood?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

You need to complete the maze by entering from the entrance marked below in the figure near the yellow circle, bottom left and leaving from the exit point near the green circle, bottom middle.

Rule of Game: You can move only by exchanging green and yellow circles.

Can you count the number of squares in the figure below?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A container contains 100 eggs. They can be either fresh or rotten. What is sure is the fact that there is at least one fresh egg in that container.

If you are asked to pick two eggs randomly from the container, at least one of them will be rotten.

Can you calculate how many eggs in that container are fresh?

Take one out and scratch my head, I am now black but once was red. What am I?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?