British Nutrition Foundation
Lots of information here about healty eating and nutrition facts. There is an excellent section where dietary requirements for different people are considered. There are some worksheets for teachers to use. Image intensive so take time to load.
The Edward Jenner Museum
A website and museum dedicated to the life and work of Edward Jenner. It has a biography and details of how smallpox was beaten. The museum is currently developing resources for Key Stages 1 and 2 in addition to older age groups.
Conservation in Action
The site from the Hebridean Whale and Dolphin Trust has all sorts of information about whales, dolphins and porpoises.