Containing about 84% of the continent's fresh water supply and easily one of the most beautiful natural resources on North America, the Great Lakes are an amazing physical feature of our region! Featuring the tried and true curriculum of Ohio Sea Grant and the Center for Great Lakes Literacy, learn all about the limnology of the lakes with this thematic kit. Materials include curriculum guides, trade books, musical tributes, and other supplies to create an interactive lake learning experience for your students. Materials are appropriate for students in grades 4-12.