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?

You order chicken wings at KFC in the boxes of 6, 9 and 20. What is the largest number of wings that you cannot obtain by buying in any combination of the boxes?

Krish is 45 years old and his mother Crishtina is 73 years old.

Can you find out how many years ago, his mother was three times his age?

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

What happened when the wheel was invented?

By using 'because' continuously three times, can you make an English statement ?

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

What kind of storm is always in a rush?

Identify the hidden meaning behind this picture?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?