Which of these numbers are prime numbers: 7, 8, 9, 10, 11, 12, 13, 14?
Try another Brain Teaser:
A girl is sitting in a house at night that has no lights on at all. There is no lamp, no candle, nothing. Yet she is reading. How?
We have lots more puzzles to provide fun for your brain. Have fun solving these quiz questions. Choose from the following brain games: