Brain Slain is a fun and challenging game about solving puzzles and riddles that are similar to IQ-tests. You play agains your friends and the smartest person wins. Simple as that.
There are 3 levels of difficulty you can choose from, where the easiest can be mastered by anyone and the hardest can be quite the challenge. The medium level is the most fun.
No need to linger on any longer, the game is free so just try it out!