Housekeeping: A Novel -

As Sylvie’s unconventional "housekeeping" (letting leaves accumulate inside, sleeping with her shoes on) becomes more erratic, the sisters drift apart. Lucille craves normalcy and order , eventually leaving to live with a teacher. Ruth, however, finds a deep spiritual connection to Sylvie’s transient lifestyle .

Their grandfather died years earlier when his train plunged into the town’s glacial lake. Their mother, Helen, later commits suicide by driving into that same lake, leaving the girls on their grandmother’s porch. Housekeeping: A Novel

What is a modern classic book that you read for the challenge? who grow up haphazardly

A modern classic, Marilynne Robinson's Housekeeping is the story of Ruth and her younger sister, Lucille, who grow up haphazardly, Unabridged Books, Inc. Housekeeping: A Novel