Akribian - Akribian turns children into Mathemagicians with their new iOS app, Count on me!
Math Games - Math Games is a website which kids in Preschool through 8th grade can practice math.
Newton - Newton is a mobile ready, fully-featured applicant tracking system for small and medium-sized employers.
GCompris - Educational Game for Children 2 to 10 years old.
DragonBox Numbers - Teach kids about numbers with an easy and fun game
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.