I need to know details about the au pair exchange...

Au-Pair is a cultural exchange program where a person stays for at least a few months with a family in a foreign country. The family offers a private room and regular meals. In return for childcare and help with household works.
There are many countries that offer Au-Pair, such as the United Kingdom, the United States, Finland and Sweden. If you want to join a program, you can contact with the following official websites to find the right family and methods of how to go: