Matific develops mathematical excellence and problem solving skills through playful interaction. Matific catalog features hundreds of math games and activities for ages 4-11, organized according to national math teaching programs and popular textbooks.

A superb maths game set in a vast magical world, reminiscent of the early Final Fantasy games. Complete the challenges and battle with monsters by answering maths questions. There is a teacher's dashboard so you can set up and track the progress of your students. Questions are age appropriate and adapt to the ability of the child to keep them moving on.

This is a maths game site which is reminiscent of a Zelda role-playing game. Choose the maths skill to wish to practise and battle through a range of adventures.
http://ictmagic.wikispaces.com/Maths