Ways to use triangular and square numbers in game design:
http://danielsolisblog.blogspot.com/2013/06/5-ways-to-use-triangular-and-square.html
Tips & Resources for Board Game Designers
Ways to use triangular and square numbers in game design:
http://danielsolisblog.blogspot.com/2013/06/5-ways-to-use-triangular-and-square.html