Otter Nelson River School is an elementary and high school located at Cross Lake, Manitoba, at the south end of the community.

In 2013, Otter Nelson River won an award from the Assembly of First Nations for a video created by students about their school.

[1] The school teaches Math, English, Science, Chemistry, Physics, Biology, Global Issues, Geography, and First Nation Languages and Studies.

The school's sports include Basketball, Cross-country, Volleyball, Track and Field, Soccer, and Wrestling.

The facility is expected to be completed by early 2014.