Dreambox provides a set of free maths tools to use on your interactive whiteboards. There are 25 flash-based interactive resources to use, suitable for KS1 and lower KS2 (Grades K-4)
Games include Numbers 1-10, 1-20, Matching Number pairs, Ordering Fractions and fraction addition. Plus many more!
These will work on any interactive whiteboard (and even just on a Projector).
As a free resource, it’s well worth taking a look and bookmarking for when you need a little extra maths help.
You can access all the resources here : http://www.dreambox.com/teachertools