NumberDrop - A uniquely challenging math puzzle game.
Math Games - Math Games is a website which kids in Preschool through 8th grade can practice math.
Math Master - Brain Quizzes - Math Master is a free math quiz game designed for all ages!
GCompris - Educational Game for Children 2 to 10 years old.
Math Search - See posts, photos and more on Facebook.
childsplay - Childsplay is a collection of educational activities for young children and runs on Windows, OSX, and Linux. Childsplay can be used at home, kindergartens and pre-schools.