He just took a ruler and placed it at a NE and SW angle over the lake and moved it west until it touched shore. Once that point was figured out, a line was drawn straight south to the 49th parallel. In 1872 the line was finally established. The Angle Inlet School is Minnesota's last one-room public school. It is still in existence due to the many miles that separate it from its district.
Many children live on islands and some live on mainland where there are no roads.
These students must travel to school each day by boat or snowmobile depending on the season. Students work independently on their work in a family atmosphere. The older students get a built-in review while listening to the younger grades and the younger students' interests are piqued when hearing older classes share their lessons. Besides all this, lower class size plays a big role in student success. There's plenty of space to boat, water ski, hike, fish, canoe, snowmobile, cross-country ski, ice fish, and explore.