If they are implying that Albert dies; then why at the end of the episode wherein Albert's addiction is being addressed Laura said that Albert came back a doctor.
At the top of the mountain, Amy is holding hands with Miss Plum when Jason comes to take a spot between them so that he can kiss Amy. In several subsequent shots, Amy is holding hands with Miss Plum, while Jason waits to take his spot between them.
Near the end of the movie, the children spread out in a circle and start to hold hands. In the close-up of Laura and Albert still kneeling, in the background a girl in a brown dress holds hands with a girl in a blue dress who then holds hands with Jenny. But in the next shot, the girl in the blue dress holds hands with Jenny again - and no one is holding that girl's other hand.
During the opening sequence showing the Little House, Bandit's doghouse is missing from the yard.
At the 58 min mark, Laura's fake bun is a different color than the rest of her hair.
Founded in 1888, it was called the University of MN College of Medicine and Surgery.
Dr. Baker tells Albert to go to the hospital in Mankato due to his nose bleeds. Seconds later Albert sits up and has a nose bleed, yet he has no blood on his clothes or the bed.
During the ballgame some of the men are seen wearing pants with belt loops. Belt loops were not invented until 1922.
Near the 1:21:50 min mark, Laura is seen with perfectly manicured and polished fingernails. Those are not the hands of a farmer's wife, and nail polish was not in America until 1920.
The flowering bush outside the church steps is a poisonous pink oleander. The do not grow in Minnesota.