Description: Made by the Cambridgeshire School Dental Service, the film shows a presentation by the Principal School Dental Officer of Cambridge into the problem of dental disease in children and how it can be prevented. The officer states that are one of the causes of dental disease. A 4 year old boy with 13 decayed teeth is examined. A 10 year olf boy then eats a sweet and afterwards cleans his teeth with an apple. It's approach to educating people is very different from the one we take.