Spanky and the gang discover a demonstration of a "human-like" robot named Volto and are inspired to create a robot themselves to do their chores for them. Slicker Walburn convinces them they will need "invisible rays" to bring it to life which he just happens to have to sell to them. As they rush off to get their money, Slicker gets Boxcar Smith to wear the robot's outer body so when he "brings" the robot to life, it will be Boxcar bringing it to life. The gang unsuspectedly gets their robot to mow the lawn at Froggy's house, but with a signal from Slicker, Boxcar runs amok and mows down everything in his path. Froggy gets to explain what happened to his parents who bust up the fraud and get the miscreants to work with the gang to clean up the mess.
While under a hypnotic spell, Alfalfa thinks he's one of the Three Musketeers and challenges Butch to a duel.
The kids go to the hospital to visit Darla, who's recovering from a tonsillectomy. Chaos soon ensues.
Darla pretends to like Butch, hoping to motivate Alfalfa into a better performance in the football game against Butch's team.
The kids from Our Gang have to attend a wedding, and they bring along their flea collection--which gets loose.
To impress Darla, Alfalfa drinks a concoction of Butch's "dynamite" brew.
Alfalfa and the gang decide to turn to a life of crime, but Spanky tries to trick them with a fake burglary.
The Gang owes 37 cents to Butch, so they try to raise money by rounding up stray dogs for the reward, but nearly get busted for dognapping.
Habitually mistreated at the deceptively named Happyland Home Orphanage, the Our Gang kids find a loyal and kindhearted friend in the form of a black grownup named Uncle Tom. Alas, Tom's own children -- including real-life siblings Allen "Farina" Hoskins and Jannie "Mango" Hoskins -- are carted off to Happyland by the cold-hearted county officials. Farina, Mango, and the other kids escape the cruel orphanage in the dead of night, while Uncle Tom, preparing for their return, "borrows" food, clothes, and furnishings from various merchants.
The gang prevails upon old-time minstrel impresario Walter Wills to help them stage a fund-raising musical show.
The gang is playing around the railroad station, and Joe and Chubby's father, an engineer, lectures against the kids playing in such a dangerous area. True to his word, after Joe and Chubby's father leaves, a crazy man starts a train with most of the kids on it, save for Farina who is nearly run over several times. Once Farina manages to climb aboard himself, the kids attempt to stop the runaway locomotive, but have no luck until the engine crashes into a grocery truck. As it turns out, however, the entire incident is revealed to be a dream Farina had as Joe and Chubby's father lectured the kids about rail-yard safety.
The gang are all orphans, hoping to be adopted by nice families where "spinach is not on the menu". Wheezer, the youngest child, gets adopted by a wealthy couple, while his older sister Mary Ann does not. The gang all comes to visit Wheezer in his new home, setting off an alarm that causes the police and the fire department to come over. At that time, Wheezer's new mother and father decide to adopt Mary Ann as well. The couple's friends all each adopt a child as well; even Farina is adopted by the maid at Wheezer's new home.
While the other kids and animals find things to do on the farm, Farina becomes single-minded in his quest to do nothing at all.
The Our Gang kids worry that Darla's new stepmother will be an evil stepmother like of fairy tale fame.
Dickie throws a birthday party to try to raise money to buy his mother a birthday present.
Spanky's mother pushes him to join a local theater amateur night.
The boys are showing off their dogs to each other when little rich girl Mary Kornman rides by in her pony-drawn cart. When the pony shies and runs away, Mickey comes to the rescue with his dog. In gratitude, Mary invites all the boys and their dogs to her party, much to the chagrin of her wealthy mother.
The gang offers to help their pal Waldo attract customers to his lemonade stand. Redecorating their clubhouse as a lavish nightclub, the kids stage an elaborate floor show, with Darla Hood as the star vocalist.
The schoolchildren lost their last teacher because she got married and quit her job. When the brother of their teacher Miss Crabtree comes to visit, the children mistake him for a suitor. The children tell abominable lies about Miss Crabtree to try to discourage the man. Meanwhile, one of the children is selling answers to the upcoming oral exam. Unfortunately for the students, the young entrepreneur used a book of minstrelsy and blackface as his source for the "answers".
Jackie prepares a series of elaborate jokes for his new teacher.