Count the number of triangles in the picture below:

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

What does this below rebus puzzle mean?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?

You can see three almost identical images below. Can you spot the odd one out from them?

I am green and found in the forest and have needles instead of leaves. What am I?
Hint 1: It can be used for Christmas decorations.
Hint 2: I have a strong, scent that is used in air fresheners.

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?