Math Game Time is a site created by educators to help students in grades K-7 succeed in math. The site contains videos, worksheets and interactive games. Some of the games are played individually and some of them are designed to play against other players. Games can be set up as public, in which students play against unknown opponents, or private, in which students can play against opponents of their choosing. There is no signup necessary to play the games — students can use a randomly chosen username to protect their privacy.