For the parents or single parent traveling with a young child you`ll be pleased to know that you have a lot of discount options. You will also be pleased to know that the BritRail allows 1 free child per adult on their rail system, which is a huge saver for parents in these tough economic times. You`ll usually find that the Eurail child passes are about %50 less then an adult ticket which is quite the savings! You can check online and with your travel agent regarding which trains provide free children on board.