The game of Eighteen is a two-player addition game.   Players take turns placing a chip or marker on one of the numbers from 2 through 10.

The first player to cover any three numbers whose sum is 18 is the winner.



How can you play this game so that you will NEVER lose?
There is a strategy where you can never lose the game (you may tie some but you will not lose).


Explanation:

Although the numbers in the Eighteen game are arranged in a row, think of them in your head as forming the magic square as shown below:



As the game is played, view it as a tic-tac-toe board.   Play to win or to block.   If you can play tic-tac-toe to win, then you can easily win at Eighteen.



If you need help in winning at tic-tac-toe, click on the link below for an explanation of the game.

How Not to Lose at Tic-Tac-Toe