These games have no violence, no empty action, just a lot of challenges. First, pick what you want to do: Then, pick what kind of numbers you want to. Php, html and adobe flash. Cool math games (branded as coolmath games) [ a ] is an online web portal that hosts html and flash web browser games targeted at. Webmath and games for kids, teachers and parents. Math lessons and fun games for kindergarten to sixth grade, plus quizzes, brain teasers and more.