A You-tube .. but with only educational content - what a great idea!
The Rudiments Of Wisdom encyclopaedia by Tim Hunkin. Thousands of cartoons covering almost everything there is to know!
Rivers and coasts homepage from the BBC
Digestive system and worksheets
Launch page for the surfnetkids details about volcanoes
Welsh NGFL menu page for KS1 subjects
Cloud buster interactive game
The metereological office - weather and climate change in the UK
Environmental games for kids - animal rescue and planet pursuit
Plant growth and nutrition - 4 modules
Internet Geography - coastal erosion