One of the best bereavement websites I have found. Targetted advice for teenagers, children and a really helpful information sheet for teachers http://www.griefencounter.org.uk/professionals/school-teachers/ …
A wide range of support services to bereaved families and childrenTraining and consultancy services for school staff, parents or others working with bereaved children and their families
This is a very comprehensive website - there is a specific section dedicated to schools offering advice upon; how age can affect understanding talking about death feelings, thoughts and behavior …