High school hockey programs in St. Paul, Duluth and southwestern Minnesota are taking on big challenges in Minnesota's iconic high school sport.

Moving up: Small Duluth Marshall takes on challenge of 2A hockey

Competing against bigger, tougher programs, it hopes to attract students by offering a strong education and a more competitive hockey experience. Second on three parts in our Hockey on the Edges series.

Luverne hockey: The little team on the prairie is turning heads

In a corner of Minnesota best known in high school basketball lore, Luverne has begun writing a surprising hockey chapter. (Part 3 of our series about Hockey on the Edges in Minnesota.)

Hockey on the edges: St. Paul Highland Park's remarkable comeback

Video: Two Scots graduates are leading the Highland Park hockey team as they buck the trend and build and grow a city high school hockey program.

Inside the comeback: Highland Park boys' hockey at a glance

A closer look at the Scots

Hockey on the Edges: Duluth Marshall jumps up and into spotlight

Video: Coaches and players are happy they moved up to Class 2A especially after beating rival Duluth East. They hope the move will help draw more talented players to help them continue to build their program.

Playing up big: Duluth Marshall boys' hockey at a glance

A closer look at the Hilltoppers.

Hockey on the Edges: Luverne is hockey hotbed in the midst of farm fields

Video: A basketball town hits the hockey spotlight because of recent team success and a very high profile University of Minnesota hockey recruit.

Prairie puck success: Luverne boys' hockey at a glance

A closer look at Luverne hockey.