List of Maths Websites for Children
http://www.bbc.co.uk/bitesize/ks1/maths/
http://www.bbc.co.uk/bitesize/ks2/maths/
http://amathsdictionaryforkids.com/
http://www.ictgames.com/resources.html
http://www.ilovemathsgames.com/
http://www.mathsisfun.com/index.htm
http://www.multiplication.com/
http://www.primarygames.co.uk/
http://resources.woodlands-junior.kent.sch.uk/maths
Maths Apps
Many of the suggested maths apps on this website are free; others require a payment.