In some countries, children are legally obliged to go to school until they are 14 or 15 years old, but may also work before that age. A child's right to education is threatened by early marriage, child labour and imprisonment.
The Straits of Mackinac separate this lake from its neighbor, Lake Michigan. The only one of the Great Lakes entirely in the United States is bordered by the Upper and Lower Peninsulas of Michigan, as well as bit of Indiana and Illinois, and there's a lot of shoreline along Lake Michigan in Wisconsin.
The largest lake in the United States is Lake Superior, one of the Great Lakes, located on the United States / Canada border. It is largest in both surface area 31,700 square miles (82,103 square kilometers) and in volume of water 2904 cubic miles (12,100 cubic kilometers).