Why not try some of the websites below:
- http://amathsdictionaryforkids.com
- http://www.bbc.co.uk/bitesize/ks1/maths/
- http://www.bbc.co.uk/bitesize/ks2/maths/
- http://www.ilovemathsgames.com/
- http://www.mathsisfun.com/index.htm
- http://www.mathszone.co.uk/
- http://www.multiplication.com/
- http://www.primarygames.co.uk/
- http://www.topmarks.co.uk/
Try some of the maths challenges:
Maths-challenges-years-1-and-2