"The Boxcar Children" by Gertrude Chandler Warner tells the story of four siblings who, after becoming orphans, seek refuge in an abandoned boxcar. They cherish their new home, finding comfort and safety within its walls. The boxcar becomes a symbol of their unity and resilience as they navigate the challenges of growing up without parents.

The children bond over their adventure, learning to depend on one another as they face uncertainty. Their love for the boxcar reflects their resourcefulness and highlights the importance of family, making it a central theme of their journey and a beloved aspect of their new life.