Europe is facing increased criticism about how it has reacted to the flow of migrants. Not all Europeans think that walls or laws are the answer. In the French city of Calais, one school is opening doors and bringing migrants of different nationalities together.
Nobody likes going to the dentist. This is especially true of children. But new technology may help teeth heal naturally without painful drilling and filling. This article is filled with words that you will need to know to talk about caring for your teeth and your next trip to the dentist.