The object of this game is to clear the logos. You have a few ways to do that. Click on 2 identical logos which are side by side and they will be removed.
The other method is to click on 2 matching logos which are no more then 2 right angle turns from each other.
The 3 straight lines from logo to right angle turn to right angle turn to the matching logo must not have a logo in its path.
You will get the hang of it in a few seconds.
How You Are Scored
2 points plus 2 seconds are added to your time for each set of logos you remove. If you clear the board you will get 120 points plus an addition 120 seconds will be added to your clock. You start off with 120 seconds. Example: if you take 100 seconds to clear the board you will have a score of 120 - 140 second left. The person with the most points and the most seconds before the game count down clock clicks 00:00:00 wins the prize. Logo is best played by a team of 2 or more friends. The more friends you have to help you find matching logos the faster you will clear the board.

Here are some How To Win Tips from a Logo champion.