Average-height Jeremy and little person Zach are planning a beach trip with several of their close friends for their 16th birthday.

It's Mother's Day and the Roloff kids present handmade cards to Amy at a nice brunch. Matt is worried that his gift--a professional organizer--might upset Amy who doesn't keep the tidiest house.

The peach crop isn't panning out for Roloff Farms, so Matt refocuses his efforts on pumpkins. Matt hires the twins to plant the seedlings, but the project is in jeopardy when the boys go on strike for higher wages.

Stress levels in the family are high as the Roloffs prepare for a dream trip to Hawaii.

In Maui, Amy has trouble adjusting to being pampered by the hotel staff, but the Roloff kids have no problem enjoying themselves in the water. Matt challenges Zach to overcome his fears of surfing. Zach ultimately rides waves with Amy and his siblings.

The Roloffs go souvenir shopping in Hawaii in the last few days of their vacation, but Amy gets frustrated with being rushed for time. The family adventures out to go snorkeling, outrigger canoeing, and then take a zip-line tour. Matt, with a bit of encouragement from Zach, tries to push himself past his fear of heights to zip-line through the forests of Maui.

Conflict erupts when Matt tries to help Zach put together a soccer team for the Dwarf Athletic Association of America Games. While Zach nurses a leg injury that jeopardizes his team, his LP friend Casey gives it her all in the swimming event

Zach gets discouraged when his basketball team is eliminated at the DAAA games by the rival L.A. Breakers. Things begin to look grim in soccer too, as Zach's team-the Grasshogs-loses their first game. However, the tide changes in the next soccer match with Zach's team triumphant, giving his friend Marty and the Breakers a run for the money, and delighting Matt with the victory. But will the efforts of Zach and the Grasshogs be enough to claim the DAAA soccer championship title in the final game?

Matt hires a contractor to complete the Roloff's "little people friendly" deck for the house. Matt's dad, Ron, helps oversee the deck project when Matt has to go out of town for business. Jacob and Zach put their own carpentry skills into action and begin their own fort building project in the farm's woods. However, an unexpected crisis forces an end to work on the fort.

Matt and Amy go shopping for new deck furniture, but disagree on what to buy. Matt decides to buy a new grill for the deck, but doesn't consult Amy. Matt informs the family that the new deck doesn't meet building code because of the low railing height. Jeremy starts the new school year off with detention, and then decides to go for a new doo. Matt works to pass the building code inspection and receive the permit for the new deck.

While Amy is away for a weekend reunion with her two sisters in San Francisco, Matt makes a long-awaited purchase--a vintage VW Bug--and decides to repaint the house. Then he wonders how he'll keep Amy from getting upset.

Inspired by his zipline experience in Hawaii, Matt sets out to build the biggest and best zipline on the west coast, but soon wonders if he has bitten off more than he can chew.

Matt and Amy Roloff are planning a Thanksgiving to remember, inviting every member of both their families, but when Matt decides to tear out the entire living room floor, the Roloffs find themselves in a last-minute remodeling nightmare.

It's Thanksgiving on Roloff Farms and Matt is eager to show off the farm to the nearly 30 family members who've come, many of whom have never seen it. A family photo session runs long, causing turkey trouble in the kitchen.

Matt and Zach attend the Little People of America National Conference. Matt connects with old and new friends while Zach and his LP friends stay up all night, and play football in the hotel halls.

Amy and the rest of the Roloff kids arrive at the Little People of America national conference. Zach has a consultation there with an orthopedic surgeon, who recommends he have surgery soon to help his increasingly painful leg problems.

Zach travels to Pasadena to visit his LP twin buddies Jeff & Eric Manuel. Meanwhile, Jeremy goes to a pro soccer game in Seattle and gets some professional advice from MLS star Freddie Adu before his tryout for the Olympic Development Program.

Matt returns home from a business trip to find that Jeremy and Zach have been up to no good. Jeremy has filled Matt's new mule up with the wrong fuel which was left in a gas can. After Jeremy and Zach leave the mule on the Bridge to Nowhere Matt threatens to quit his job to be home with the twin terrors.

Another corporate picnic is coming to Roloff Farms. Matt and Amy have a few chores for the Roloff twins to do, but their laziness and mischief gets them grounded, and in turn, they are assigned a lot of extra work.

Matt first goes to a school to try and educate youngsters about dwarfism then he travels to California to meet Marty and a social worker who's trying to get a dwarf child named Chance adopted by people who want him and can afford his medical bills. Matt and Marty are the founders of CoDA, Colalition for Dwarf Advocacy and give Chance's social worker the financial means to hurry the adoption process through. Matt and Marty finally meet Chance and his hospital care giver, Grandma Nellie, who introduce them to Chance and his adoptive mother Michelle.

Roloff Farms' pumpkin season gets off to an overwhelming start, and unforeseen problems force Matt to temporarily shut the farm down. Matt celebrates his 45th birthday with much fanfare, including a surprise visit from a state senator.

It's the last weekend of pumpkin season. Jacob and Mike are launching pumpkins with the trebuchet when something goes terribly wrong. The medieval catapult misfires, seriously injuring Mike and Jacob, and sending them both to the hospital.

Jacob and Mike are treated at the hospital for their traumatic injuries. While Jacob goes into surgery, Amy holds vigil at the hospital. Matt holds down the fort at home, fielding endless calls from the local media interested in the bizarre accident.

In light of the dangerous trebuchet accident, Matt decides to order a professional safety inspection of the entire farm. Meanwhile, Matt and Amy revisit familiar arguments over finances, and Amy struggles to impart the value of a dollar to the kids.

Before heading to Florida for a convention, Matt plots a surprise birthday party for Amy and Molly. He gives the twins money, and asks them to get everything ready in time for his return, but worries that they might not come through.

Jeremy's lackluster performance in school gets Matt and Amy thinking about his academic future. When Matt makes a motivational speech at a Pennsylvania college, he uses the opportunity to put in a plug for his C-student son.

The twins are 16 and old enough to get their drivers licenses. However, Jeremy must wait until his grades improve while Zach, who's still shaky behind the wheel, takes driving lessons. Meanwhile, Matt races his VW bug at a local drag strip.

After sitting out last season, Zach gives high school soccer another shot, but struggles to win the respect of his team. Jeremy is crushed when he fails to make the Olympic Development soccer team, while the twins' team has a shot at the playoffs.

When Matt offers a $100 bounty for the capture of a particularly bothersome mole, Jeremy's efforts to trap the rodent kick into high gear. Jacob's increasingly stinky feet can no longer be ignored, and Matt applies his own secret foot powder.

Matt turns a barn into a Men's Crisis Center where he can hang out with his sons, safe from female criticism. In the midst of the project, Matt discovers his childhood diary and Jacob has the ultimate camp out on the farm, complete with an apple war!

Matt hatches a scheme to raise cash by having truckloads of soil dumped on the farm, but an all-day caravan of dust and noise has Amy outraged. Still, when Matt shares his grand plan for the farm, Amy can't help but admire his passion and vision.

The twins, Jeremy and Zach, do their best to teach soccer to their kid brother, but Jacob's temper gets in the way. Amy is concerned about Jacob's casual attitude towards his schoolwork. Meanwhile, Matt and Jeremy take the family dog to the vet.

While Amy is busy juggling her kids' events, working 2 jobs, and doing her chores at home, she is suddenly taxed with finding host families for three visiting soccer coaches. Meanwhile, Matt impulsively decides to clean the house from top to bottom.

Zach has trouble keeping up when he & his much-taller twin brother Jeremy ride their bikes. But Zach hits the jackpot when his father Matt gets a team of designers and welders to build Zach a Little People-friendly bike, which helps Zach ride faster.

With just 1 week before Halloween, Matt decides to throw an impromptu Harvest Party to promote his pumpkin business. When Matt tries to enlist the Roloff kids' support for the idea, Zach storms off, annoyed by Matt's haphazard, last-minute planning.

Amy takes Zach to Oakland, California, for a consultation with a surgeon who will perform the operation to correct his bowed legs. They return home just before a powerful storm hits, causing destruction and a blackout on the farm.

After a quick Christmas celebration, the family departs for Oakland, California, for Zach's leg surgery. Matt, who went through countless surgeries himself, tries to reassure an increasingly anxious Zach.

The whole family, including Grandpa Ron and Grandma Peg, are in Oakland for Zach's leg surgery. Zach faces the operation with courage, but no one can prepare him for the pain he feels after the surgery.

Zach is home with a cast up to his hip and everyone chips in as he adjusts to his wheelchair, walker, and crutches. Meanwhile, Matt's actor buddy, Marty Klebba, swings by the farm to lift Zach's spirits and winds up in a wrestling match with Amy.

Matt decides to tackle the big problem in the Roloff house, his children's messy bedrooms. When a dumpster arrives in the driveway, Matt instructs the kids to empty their rooms into it. A lackluster response leaves Matt wondering how to inspire them.

As Jake's 10th birthday approaches, Matt orchestrates a major remodeling of the kids' bedrooms without much help from his sons. In an effort to motivate Jake, Matt enlists a family friend to give Jake's room a galactic glow-in-the-dark paint job.

Still in a cast from his leg surgery, Zach is stuck inside while his siblings play in the biggest snowstorm to hit in 20 years! With the high school dance just around the corner, Zach is afraid he'll be stuck on the sidelines in a wheelchair.

After months of recovery, Zach returns to Oakland to have his cast removed and to learn if his bowed leg was successfully straightened. Meanwhile, Matt encourages Molly's growing interest in geography with a visit to Rand McNally in Irvine, CA.

Zach's recovery from leg surgery is progressing as slowly as the remodeling of the kids' bedrooms. When the cast comes off, and Zach tries to ride his bike, kick a soccer ball, and run around too soon, he stands to lose more ground than he's gained.

Matt and Amy have two different approaches to try and get Jeremy to keep up with his schoolwork. Matt offers an incentive, but he soon realizes that it will take a lot more than an old beat-up '68 Camaro to get Jeremy going.

Matt is trying to juggle bulldozing a new pumpkin patch parking lot, repairing the Old West Town church, and finishing Molly's Castle. On top of all that, Matt works to complete the Men's Crisis Center.

After trying to step to the top of an ordinary plastic stool & crashing to the floor, Matt is determined to get his custom-made stool kits into hotels. He meets resistance from one particular hotel company, which mobilizes him to double his efforts.

With the Roloff room remodel nearly complete, Jeremy makes a deal with his parents to help finish the project. Meanwhile, Amy's alma mater, Central Michigan University, invites her to give a speech to the student body.

With all the chaos on Roloff Farms, Amy can hardly find time to prepare for her upcoming motivational speech at Central Michigan University. Amy heads to Michigan feeling unprepared, but her arrival on campus triggers a flood of memories.

Matt takes the family to Knott's Berry Farm, the theme park that inspired many of the farm attractions. Zach's mood turns sour when his shunt prevents him from riding some of the rides, but that doesn't stop the rest of the family from having fun.

Matt, Amy, Jacob, Molly & Zach go to a LPA Conference in Phoenix. Molly surprises everyone when she gets all dolled up for the LPA dance. Back at home, Matt surprises the kids with a rented RV & plans for a road trip to Yosemite and the Grand Canyon.