Trial by Winter — Anne Patton

Dorothy and her family are settling into life on the prairies after a treacherous journey to their homestead. But now winter is approaching, and her dad has gone to work elsewhere, leaving the family to fend for themselves.

The Boltons soon discover how brutal and harsh prairie winters can be. With the men away, Dorothy, her mam and her sister, Lydia, attempt to survive, but no matter what they do, their sod house continues to get colder and colder, and they become desperate for warmth. They must find a way to save themselves, but how?