LONDON (Reuters) – The death of Queen Elizabeth and the closure of schools on the day of her funeral have meant many teachers and families have had to talk about death for the first time with young children. Children’s charities and bereavement groups have offered advice about how to have such a conversation, answer questions, and decide whether to watch her funeral together. The queen was all the more familiar to school children because just three months ago they celebrated her Platinum Jubilee with parties and performances, or by dressing up to represent every decade of her reign. Every prim…