5 Most Tear Jerking 'Little House On The Prairie' Episodes 

The two-part season four finale deals with Mary’s blindness. The Ingalls family’s worst fears come true when an eye doctor reveals that Mary is going blind.

In the season one episode, “The Raccoon,” Pa lets Laura keep an orphaned raccoon who turns out not to have rabies after a scrare that he did.   

Pa takes on finding a home for three orphaned children in this season two episode. Just when he thinks the siblings will have to be separated, Mr. Edwards proposes to Grace and together they take in all three children. 

The season one two-parter “The Lord Is My Shepherd”, shows Laura resent the Ingalls' new baby. When the baby dies, Laura is overcome with guilt, eventually finding comfort in her father's arms.