Scratch tries to impress Bob with a football trick.
Scratch is so excited about installing floodlights at the football pitch that he is unable to sleep, but when the time comes to turn them on, he struggles to stay awake.
Scoop, Dizzy and Scrambler play a game of monster chase, but Lofty does not realise they are only playing.
Bob and the team restore the town of Fixham to its former glory with Dizzy in charge of things.
Lofty really wants to be as helpful as he can, but ends up taking on so many jobs that he gets confused.
The town of Fixham continues to be restored to its former glory and Scoop has to make a rescue at sea.
The famous actor, Dickie Olivier, arrives in Fixham to celebrate History Day, and after Bob turns an old ship into a stage, Scratch is given the chance to tread the boards in a play.
Brad's conch shell and pineapple go missing, just as he is celebrating the opening of his beach café.
When a storm damages the Fixham theatre, Bob and the team have to work fast to repair it in time for the opening of a play.
Getting ready for Wendy's surprise birthday party proves to be a challenge, especially when Scoop tries to do everything himself. When Wendy's birthday present falls into the well the team are working on, Scoop realises he needs help from his friends to complete the job and get the party ready on time.
Scratch has a solo job digging for Farmer Pickles, but soon becomes lonely without the others.
Dizzy's stunts impress are a real hit, until one of her friends upstages her, and she becomes desperate to prove she is still the best.
Muck tries to build a sandcastle and forgets about the job that took him to the beach in the first place.
Bob and the gang rebuild the yard and create new garages for themselves.
Bob and the gang finish the machine wash, but Scramber is afraid to use it.
Bob and the team are working at the Zoo replacing Bella the elephant's enclosure to remind her of the wild. Muck and Scoop begin to prank each other, and Muck decides to hide inside the elephant house so he can jump out and surprise Scoop when Scoop passes by. But instead, Muck surprises poor Bella. Using ingenuity and roleplaying skills, Muck acts like an elephant and manages to calm the alarmed Bella down.
The team is at the stadium construction site installing sections of concrete onto the steelwork. Lofty is excited to be working with Tiny and wants to impress him. Lofty doesn’t admit to finding the concrete difficult to lift and he drops a section in front of the access way, trapping everybody inside the stadium. With some creative problem solving and collaboration, the team completes the job in time!
While Bob and the team complete work on a dinosaur-themed rollercoaster at the Dino Park, Lofty and Dizzy think they’ve broken a precious dinosaur egg – and that a baby dinosaur is now on the loose! They embark on a hunt, which ends in Lofty crashing through the coaster tracks while Leo takes a test run. Wendy steps on the brakes, stopping the zooming car and saves Leo! The machines discover that the egg is not real, but part of the exhibit, and what they thought was a baby dinosaur was really Pilchard.
A very excited Mr. Bentley gets Bob and the team to set up Fixham's big Christmas party, but he insists on hanging so many lights that they cause a power failure! Unable to use the square, Bob offers to relocate the event to his yard for a smaller, but just as enjoyable, party.
Phillip annoys Betsy by insinuating that his work driving Mayor Madison is more important than hers. But when he breaks down en route to Anish Bose’s book launch at Fixham Castle, Phillip must accept Betsy’s help. Later, Phillip’s quick thinking helps the Mayor to deliver the speech she’d left behind.
Bob and the team are repairing a sinkhole on a busy road near the Flying Saucepan Restaurant. Muck wants to get a closer look but Bob gives him the role of safety officer on the other side of a safety barrier. When Bob is away, Muck sneaks a closer look and the road gives way under him. Bob tells Muck to stay still as Lofty pulls Muck back up to safety and the team is able to repair the road.
When a large box is delivered while Bob and the team are installing vertical steels to form the basement of Spring City’s new skyscraper, Scoop promptly assumes it’s the surprise present he knows Wendy plans to give Bob for his birthday. Scoop’s efforts to hide the box from Bob soon cause the build to grind to halt. Scoop recognizes his mistake and returns the missing package. The team uses the missing drill that’s inside to quickly finish the job.
When Bob rewards the machines with stars for good work, Muck has the fewest. His efforts to earn more put the new restaurant’s waiting area in jeopardy. The team works together to finish the job and everyone earns more stars for doing what they do best.
Spring City Studios is planning to produce a new Dash Lightning film, and Bob and the team are commissioned to build the set! While the team is at work, Muck is so consumed with meeting his hero, Dash Lightning, that he is distracted from his job. After a series of mistakes, the entire set falls apart. Together, the team rebuilds the set, and Muck sacrifices watching the film shoot to help hold up the scenery. The filming wraps, and Muck is finally able to meet his hero.
Bob and the team are building a bridged walkway over the Komodo Dragon enclosure at the zoo. Muck is terrified of Komodo Dragons, so he is instead clearing out an empty enclosure. When Muck finds eggs, he returns to the Komodo Dragon enclosure to seek Jenny's help. A Komodo hisses at him and he fearfully backs onto the walkway, which collapses, causing Leo to dangle in midair from his safety harness. Muck overcomes his fear and acts to save him. After the rescue, Muck and the team repair the walkway. Muck learns that the eggs he found were those of the Komodo and that he was cleaning their former enclosure. The eggs hatch, and Jenny names the first one after Muck.
Bob and the team are repairing the Fixham Lighthouse after it was damaged in a storm. Lofty helps remove and replace the lamp, and Scoop replaces the power cable from the lighthouse to the junction box. The lamp lights just before another storm arrives, and in Scoop's excitement, he accidentally yanks out the new cable and cuts the power. To finish the job, the Machines need the help of Wendy and Bob, who are stranded in the lighthouse because the tide came in. The Machines quickly assist Curtis in repairing his boat, and they rescue Bob and Wendy before the storm becomes too rough. The cable is reattached and power to the lighthouse is restored.
Bob and the team are building a new aquarium for a baby tiger shark at the Sea Life Center. As Muck holds Stripy the Shark in a tank inside his tray, Scoop is inspired to take their new "pet" for a tour of the neighborhood. Muck's front bucket becomes lodged between two trees, and Leo arrives at the scene to help pull Muck free. Bob finishes the tank and Stripy is lowered into her new home, wowing adoring spectators.
Bob and the team are building a huge Ferris wheel. The project gets delayed, however, when Leo and Muck stay up all night playing new computer game, Space Robots! Bob, Wendy, Lofty, and Two-Tonne wait for Leo and Muck to bring the materials to attach the observation pods to the wheel but, unbeknownst to them, Leo and Muck have fallen asleep. They finally arrive, but not before the Spring City Rockets show up, ready for their ride on the wheel. While the rest of the team assembles the Ferris wheel, Leo distracts the Spring City Rockets by showing them how to reach the top level of Space Robots!
Bob and the team are building an automatic car wash for Curtis' garage. In an effort to ensure that the tarmac is completely flat, Roley keeps checking and rechecking to a fault. During the second test run of the car wash, Roley thinks he sees loose tarmac and rushes to fix it. Chaos ensues, and Bob and the team enact a quick repair. The car wash is finished just as Philip, Mayor Madison and Mr. Bentley arrive to use the new system. Windows open, Phillip hurries through, washing not only the outside of the car but Mayor Madison and Mr. Bentley too.
Bob and the team are building the Spring City Christmas display. Full of Christmas cheer, Lofty sparks an idea when he notices that Bob's home isn't decorated for the holiday. Lofty brings Bob's present to the site, but has to set it aside when given tasks to do. He sets the present down under the display's tree, and when he tries to retrieve it later, the tree crashes into the rest of the Christmas scene. Lofty covers the broken display by redesigning it with a snowflake theme, attracting enthusiastic townsfolk to experience the Christmas season. He lifts Bob's present, a star, and places it atop the tree.
Skye Sampson is hosting a beach motocross race and appoints Bob and the team to build the course. Not only is Bob creating the course, he plans to race on it, too. The Machines, aware of the excitement surrounding the race, are determined to hold a race of their own. Using the finished course, they hold an unofficial race that ultimately destroys the site. The team pulls together, works through the night, and the course is ready the next morning. Bob competes in the race and finishes second place to a mysterious masked biker—Wendy!
Fixham Beach is hosting a sand sculpture competition. When Mayor Madison loses her ring, the partially-built sand creations are demolished in the search. The ring is not found so the teams rebuild their sculptures, but cover them up and take shelter in Chef Tattie’s restaurant when a storm approaches. After the storm passes, Leo finds Mayor Madison’s ring in the beach standpipe and Curtis and Leo win the sand sculpture competition. Bob admits that he can’t build everything, particularly sandcastles.
Bob and the team are installing a satellite dish for the Spring City News Headquarters. On the build, however, Leo is distracted by the new fishing game on his cell phone. He doesn’t secure the dish to Lofty’s hook well enough and it crashes to the ground, causes havoc, and finally rolls into the river. Using his real-world fishing skills, Leo hooks the dish out of the water. The project is completed and the six o’clock news bulletin is broadcast on schedule, featuring coverage of the Spring City Rockets’ dance show.
The Spring City Clock Competition has chosen its winner—the Spring City Rockets! Bob and the team are commissioned to build their design, but plans go awry when the construction date is on Recycling Day. In a rush, Leo gathers the wrong box to bring to the Recycling Center. When clock materials and Wendy’s cell phone go missing, Leo and Wendy realize the mistake. Leo calls her phone and it rings from inside the Recycling Bay. They retrieve the box just in time to complete the clock. The clock’s metal figures emerge to sound the bells and the Spring City Rockets are delighted--Wendy crafted the figures to resemble the four of them!
Bob and the team are creating a temporary city beach for Spring City’s summer season. Mr. Bentley notifies the team of his aspirations to win the “Blue Ribbon,” an award for the cleanest, safest beaches. The Machines are paranoid when they learn that the inspector could be disguised as anyone. In a panic, they cause a mess on the site. They desperately try to clean it, but as the real inspector approaches with Mr. Bentley, it appears they’ve run out of time. The Spring City Rockets swoop in and offer their help. Impressed with their community spirit, the inspector awards Spring City with the Blue Ribbon.
In order to make room for the new skyscraper, Bob and the team are demolishing an old factory. Lofty is fearful when they plan to use explosives to bring down the chimney. Scoop taunts him, causing loud noises to scare him. When scoop lets out a loud ‘KA-BOOM’ shout, Lofty accidently smashes the girder into the chimney, creating a hole that could cause the chimney to fall onto the street. The team patches the hole and Lofty prepares for the explosion. Afterward, he realizes that there was nothing to be afraid of, while Scoop cowers in fear.
It's time for the Machines' Checkup Day! After a wash, the Machines are ready for Curtis to examine them to ensure that they're working properly. However, Scoop notices that his orange emergency light is broken and worries about his inspection. He tries to hide but only becomes more disheveled. Bob finds Scoop, and Wendy helps prepare him for his examination. Scoop and Lofty support each other through their checkups and receive positive results.
Bob and the team are at Fixham Castle, clearing a courtyard and restoring a bricked-up archway. When Scoop learns the story of “The Legend of the Silver Shield,” he becomes intent on finding the silver shield, said to be buried in the surrounding grounds. In Scoop’s search for the treasure, he digs too close to the wall, causing it to become unstable. The team repairs the wall and Wendy notices that the statue of Sir Roger is pointing at something. The team excitedly ventures to the area and Scoop digs up a stunning find—the Silver Shield! Bob returns it to the statue and the pieces shine beautifully.
Bob is building a radio telescope for Mei at the Observatory. Mei wants to test it by contacting her twin sister Lin on an orbiting space station. Lofty wants to make sure nothing damages the telescope, but ends up breaking it himself! Lofty offers to use his crane arm to position the telescope's dish and they are able to contact Lin.
The train is almost ready to take to the track on Spring City's new monorail system! Bob and the team are completing one last station before the train's first journey. With Bob test-driving the route, Leo is left to direct the Machines and juggle three jobs at once. Disaster ensues on the site when the roof of the station crashes into the track and bends it out of shape just as Bob is on his way to the station…by train. Leo uses the signal box phone to call Bob, urging him to brake. Bob safely stops the train, and the team work together to fix the track and finish the job in time for the train's first official journey.
Spring City has enlisted the help of Bob and the team to build Spring City Splash, the new water park. With a wave pool and splash zone completed, there's only one thing left to build: the double dragon water slide. Thrilled to see the dragon slides, Scoop is disappointed when he is assigned to build the support beams and rushes through his job. After completing his tasks, Scoop is finally able to see the dragon slides. His shoddy work, however, causes the slides to crash to the ground. The team works through the night to fix them and finishes in time to celebrate JJ's birthday.
Bob is building the jumps for Henry Corner's cross-country equestrian competition. Muck thinks the idea of jumping over things sounds like fun. Determined to find out, Muck sneaks away to build his own jump. But when he tests it out, he gets stuck. Lofty comes to the rescue, and Bob suggests using Muck's jump to finish the cross-country course.
Bob and the team are working at the Fixham Campsite when Dizzy is inspired to camp out with Leo and the Spring City Rockets. She and the Machines return to the site that evening just as Leo's spooky story causes a rise in the group. Havoc ensues when the Machines are mistaken to be the creatures from the story. They destroy the work site and Dizzy is left behind when her wheel gets stuck. There, she cares for an injured hedgehog and is awarded an animal care badge for her efforts. Dizzy even gets another chance to camp out!
Bob and the team are building a skate park for the Spring City Rockets, who plan to enter an online video competition for action sports. After Leo makes up stories about his masterful skateboarding abilities, he and Dizzy compete for the extra spot on the Rockets’ team. An inexperienced Leo almost collides with the Machines and causes Two-Tonne to deposit accidentally a cement into the skate park. The team rallies together and sculpts the cement into a new jump. Dizzy’s talent earns her a place in the Rockets’ video and they win the online competition.
It's Halloween, and Bob and the team are setting up the Spring City Halloween Festival. Lofty finds Halloween scary and becomes nervous when he's sent to collect a giant ghost decoration. Fear overcomes him and he believes the crate he's carrying contains a real ghost. The decoration rises out of its unlocked crate and flies across the site, causing mayhem. Lofty musters the courage to capture the flyaway ghost with his crane hook, overcoming his fear. He even creates a fake ghost to help Wendy trick Bob!
Bob and the team are building the Soft Play Café for Chef Tattie. Leo shows off his "mash-up" app, and Chef Tattie decides that Leo should DJ for the café's opening party the next day. Unconfident in his DJ abilities, Leo becomes distracted from his job and walks through spilled paint, trailing different colored footprints across the floor. Delighted by Leo's new "design," indecisive Chef Tattie decides to paint the disco room four different colors. Leo learns the dangers of multitasking and, in lieu of his DJing, Chef, Wendy and Curtis sing at the opening party.
Dizzy is thrilled to be working on the new butterfly house and wishes an orange butterfly would land on her. The butterfly pupae arrive and Dizzy is so excited that she doesn’t realize that one has fallen into her mixing drum. When she goes outside, the butterfly hatches, flying to the top edge of her drum. Dizzy has to remain still and calm in order to move the butterfly safely back into the habitat. Once inside, she is happy to discover that all of the butterflies are flying around – and landing on her!
Bob and the team are completing the second stage of a bridge over the river, to be finished for Spring City's Quarter Marathon. They are building a bridge deck and spar that will be connected by supporting cables. In the midst of the day's work, Scoop catches a fish in his bucket and, panicking, causes Lofty to reverse suddenly. Lofty's back end dangles off the edge of the partly constructed bridge, and Bob reels Lofty in by using his own hook and winch. The bridge is finished in time and is officially opened by the unexpected marathon winner: Mr. Bentley.
Bob and his team are building a launch pad for Stella, a rocket that is expected to break the record for the smallest rocket ever launched into space. But obstacles soon arise when Lofty attempts to place the rocket on the launch pad too soon. Stella flops into the wet concrete and, in a panic, Lofty accidentally rips her parachute. The team springs into action and washes the rocket, and Lofty is inspired to patch up the parachute with the Spring City Rockets' celebration banner. Stella launches successfully and returns to Earth safely. She broke the record!
Bob is building an ice cream kiosk at the beach. When a tired Scoop stays behind, he makes up reasons to radio Bob, urging him to return to the yard. When a real crisis occurs, Bob doesn’t believe it’s anything serious…until Scoop brings a burning bin to the beach. The bin falls onto the kiosk roof, but Scoop swiftly extinguishes the fire by pouring sand onto it.
Roland Sweet is opening a new game store and asks Bob and the team to build a giant outdoor game-testing area. Leo and Scoop are assembling a giant keyboard and the rest of the team is building a child-size dollhouse and a Snakes and Ladders board. Confident in his musical knowledge, Leo ignores the instructions and treats the keyboard as a jigsaw puzzle. The attempt is unsuccessful, and Leo and Scoop must start over. Following the instructions, Leo and Scoop complete the project in time for Sylvain de Souza to dance out some fabulous tunes across the keyboard.
The Spring City Sea Life Center will be powered by renewable energy and Bob and the team are building wind farm on the site to make it happen. Since Spring City will require more energy as it grows, Scoop ‘plans ahead’ and convinces Lofty to move the wind turbines closer together in order to fit more into the space. When tested, however, the team discovers that the wind turbines were placed too close—the blades clash and cannot be repaired. The team installs solar panels, along with the remaining wind turbines, to combine solar power and wind power for an energy-saving solution.
Bob and the team are building the set for the movie Space Robots 3. While the team is busy at work, Leo dreams of starring in the film and tries to capture the attention of the director. When the cameras start rolling, Leo is on set, hidden inside a prop. His antics result in the damage of the set and the beloved robot star, D11D. Though D11D cannot be mended in time, superfan Saffi is able to fit inside the robot's casing to play the role.
Spring City is awarding local citizens who improve community life. Mayor Madison appoints Bob and the team to build an area to display the award recipients' gold stars. Meanwhile, Mayor Madison is inundated with suggestions of who should receive the first gold star. Scoop tries to impress her in an effort to win the award, but his antics accidently cause a massive power outage. Bob springs into action to fix the problem and is chosen as the recipient of the city’s first gold star.
When Mayor Madison wants to save an old historic house that is dangerously close to a crumbling cliff, Bob and the team lift it onto Two-Tonne’s flatbed to take it to a new site. Mr. Bentley accompanies the convoy and, being a keen bird watcher, he spots a nest of very rare eggs by the side of the road. To avoid disturbing it, Two-Tonne decides to take a different route through the city, but he misjudges the height of the bridge and the house gets stuck. Luckily Bob has a solution! He lets the air out of Two Tonne’s tires so the vehicle becomes low enough to squeeze under the bridge and move to the new site.
The new Dinosaur Park excites visitors with a trail of life-sized models of dinosaurs, including a roaring animatronic model of a triceratops. Mayor Madison is visiting in the evening, and Bob and the team must complete the park before her arrival. When Scoop tries to surprise Leo by pushing the animatronic triceratops in his path, Muck is frightened and sends the model teetering halfway down the cliff. In effort to save the attraction, Bob rappels down, guides Lofty's hook to grab the model, and rides it back to the cliff top. Mayor Madison arrives for her private viewing and the team discovers that the triceratops' roaring noise is broken. Muck comes to the rescue: he hides in the bushes and musters a convincing (and terrifying) roar.
Bob and the team are building a 100-meter zip line for sports guru Skye Sampson. When Leo is put in charge of finishing the launch platform and fixing the zip line, his mistakes prompt him to question if he should be a builder. Scoop and Lofty attempt to ease Leo's concerns but instead accidentally demolish the platform. Bob reassures Leo that it takes study and practice to be a good builder. Together they form an alternative plan for a longer and more thrilling zip line.
Saffi has won a statue design competition and Bob and the team are turning her design into a water fountain for the shopping mall. Muck is chosen to deliver the statue and, in his excitement, accidently knocks the elephant statue into the wall and scrapes off its paint. In an effort to hide the statue, Muck damages it further and realizes that he must own up to his mistakes. Bob and the team work quickly to fix the statue and Muck returns to the site with a special find—Mr. Trunkers, Saffi’s lost toy the statue is modelled after.
