The very comprehensive BBC educational site.
Games to learn lots of different subjects
Free educational games
Maths
Hit The Button
Children in Key Stage 2 have their own username and password
Maths Zone – links to lots of maths games
Sum Dog – personalised maths and spelling practise
Games to help learning your time tables
Times tables games
Multiplication games
Times Tables Test – Online times tables tests, also some designed for touchscreen devices
Phonics/Spelling
Spelling Strategies – these strategies are taught to throughout the year
Learn phonic and spelling with CBeebies Alphablocks
Interactive phonics games (some free to play)
Interactive spelling games
Revision
BBC Bitesize educational website
Science