The NCAA Division I men's and women's basketball tournament is a single-elimination tournament of 68 teams that compete in seven rounds for the national championship.
This site hosts a March Madness bracket challenge for both the NCAA men's and women's basketball tournaments. Participants submit their bracket predictions before the tournament begins and compete for the highest overall score. Our challenge has one extra rule - out of the four regions, you can only choose one of the seed one teams throughtout the tournament.