A young couple's baby daughter wanders away from their camper. Jim and Pete join the sheriff's search party. Joey, Frankie, and Fury also try to locate the little girl before the brewing bad storm blows in.

Aunt Harriet comes to visit the Broken Wheel Ranch. All she finds is dirt, grime, and disorder. WIll Jim, Pete, and the boys survive Aunt Harriet's visit? Princess, Fury's mare, has a colt and they name him Thunder.

Joey sees a car run off the road and goes to help. The two guy's from the car come to the Broken Wheel Ranch to await the doctor. But they are not who they seem to be.

Joey joins the Boy Scouts of America, but Joey's friend Buzz thinks scouting is kid's stuff. Joey and Fury set out into the woods to show Buzz that scouting can make men out of boys.

Jim takes Joey to go visit an old friend Tom Skobee who runs a logging camp. Tom is being plagued with sabotage. Jim investigates and with the help of Fury, catches the bad guy.

The weather has been very dry and conditions are ripe for wildfires. Ranger Bill Marsh enlists Jim, Pete, and Joey to help keep a watch out. Joey gets to be a lookout up in a fire tower. Packy wants to help out too. Carelessness on the part of a road work crew causes a disaster.

Joey wants a car so he and Pee Wee start working on an old beat-up jalopy from the local junk yard. They fix it all up and their friend Chuck 'borrows' the car and wrecks it.

A hobo gets a job as a ranch hand at the Broken Wheel Ranch. Fury gets sick and the hobo, who's really a veterinarian on the run from the law, has to decide whether to help Fury and get caught or just walk away.

Joey, Pete, and Fury go to the carnival to see the Wonder Horse. Two of the carnival hands think they can make a lot of money with Fury so they steal him, but Joey catches them and saves Fury.

Joey and Frankie are playing pirates down by the river. They meet a real pirate (Alan Hale Jr.) with a treasure chest full of silver and gold items. The man turns out to be a thief instead of a pirate. Fury saves Joey and Frankie.

Joey and Pee Wee study the wanted posters at the Post Office hoping to earn themselves a reward. When they later recognize a real robber, they tell Jim and the Sheriff but are not taken seriously.

Pee Wee's father is offered his old job back and needs to travel to South America. Pee Wee is being sent away to boarding school.

A mining engineer and his son come to do some research near the Broken Wheel Ranch. Jim invites them to park their travel trailer at the ranch. An outlaw breaks into the barn at night and steals a horse. The Sheriff enlists Jim and Pete to join the posse. But while they're gone, Joey and Ronnie (Lars Henderson) go looking for the outlaw.

Pee Wee (Jimmy Baird) comes back to visit the ranch. He's been learning all about petroleum engineering from his father. Joey and Pee Wee find old Mr. Farnum at his wildcat oil well and he's been hurt. Old Mr. Farnum has been experiencing unexplained accidents at the oil well. Joey and Pee Wee investigate.

Joey and Pee Wee are out in the woods working on their Boy Scout merit badges. Sally is also out working on her Girl Scout badges. They learn it's easier when they all work together.

There's a horse bogged down in the waterhole at Stone Gorge. Joey and Packy stop in at old Mrs. McGilmore's place to call for help but she throws them off her property without letting them use the phone. Joey and Packy go back a few days later to see if they can lend Mrs. McGilmore a hand.

Joey is entered in the Capitol City Gymkhana (a Gymkhana is like a friendly rodeo). His friend Danny (Stephen Hammer) is also entered but Danny's father (Bartlett Robinson) accuses Jim of cheating because Jim is one of the judges.

Packy has a problem and her name is Willie (Wendy Winkelman). She's good at everything. Everything! Packy has to do something or he won't be able to face the fellows again. He and old timer Jake (Doodles Weaver) hatch a plan.

Joey gets a rifle and goes hunting with Pete. What they find is trouble in the form of an escaped criminal.

Joey signs up to ride in the Junior Rodeo. But he's up against the local champion, Ty Jones (played by Sammy Ogg). Jim, Pete, and Fury help Joey learn to ride a bucking bronco.

The Broken Wheel's mortgage holder wants to own Fury and convinces Joey to enter him into a winner-take-all horse race where Fury himself is the prize. An Irish hobo happens along and helps train Joey and Fury for their big race.

Jim and Pete head out of town for the day to buy a mare and leave Joey in charge of the Broken Wheel Ranch. Joey and Packy catch Fred Berry (a local crook) illegally rounding up horses.

A wild stallion is menacing all of the local ranches and freeing their horses. Neighbouring rancher Charlie Stevens thinks that Fury is to blame, but Joey has seen the white renegade stallion and must find it, because Charlie wants Fury dead for something he had no part in.

There is a drought. Joey becomes a junior Ranger and tries to protect a couple of hunters from starting a forest fire.

Joey befriends a new boy in school, but the friendship is discouraged by the boy's demanding father who requires his son to spend all of his free time studying in order to excel in school.