This is a good way to start communication among the participants. It is important to stress creativity and imagination. Part of the show has to be prepared by the participants at home, but it is important to give them time to work this out during the camp. It often happens that participants from the same country are strangers to each other. The best solution is to have busses for everybody available all the time, in order to give people the chance to organise alternative activities.
Busses are usually time consuming.
It always takes time to load and unload the bus, usually about 30 minutes. A summer exchange programme is quite expensive. When the organisation starts, a detailed budget with all possible expenditures should be written. At the same time you should start to look for possible income. The travel expenses from their own countries to the place where the exchange programme is going to be held.