Suggested websites:
Maths
www.purplemash.com
http://resources.oswego.org/games/SplatSquares/splatsq100.html
http://www.bbc.co.uk/skillswise/maths/games?page=1
http://www.kidsmathgamesonline.com/
www.topmarks.co.uk/maths-games/hit-the-button
English
www.crickweb.co.uk/ks1literacy.html