British Nutrition Foundation has lots of information on food and healthy diets
Excellent animation on digestion.
Resources for KS3 on food and nutrition including quizzes and revision
Scroll down to find the link to the free Poo Racer app. Race poos through the digestive system.
Interactive activities – drag and drop the parts of the digestive system then find out more about how they work
From BHF – make a “Yoobot”, feed it junk food, see what happens!