When Bobby lunges at Chad with the branding iron, it embeds in the wagon, setting it on fire. In all subsequent shots, the iron is not there and there are no flames.
At about 0:19:00, when Joe wants to leave camp, he haphazardly throws a blanket on the horse. Next, he gets the saddle, hits Chad with it, then goes to put the saddle on the horse, where now the blanket is on nice and straight.
At the dinner table, David takes the napkin off of his plate twice after his father Sven finishes saying grace.
Chad takes the all-metal coffee pot out of the campfire with his bare hands.