Infinity Limited investigates why the mud bricks a woman is making to build her house develop large cracks as they dry. Meanwhile, Vortex builds a mud brick making machine powered by his assistant Plankton to sell bricks to the woman.
Kris and Rick investigate why some chicken eggs have failed to hatch in an incubator at a children's home. After getting the idea from a magazine Plankton was reading, Vortex decides to raise ostriches to sell ostrich eggs.
A strongman asks Infinity Limited to help him keep his job after he claims he can lift a baby elephant. Vortex and Plankton try to sell him a very long lever to do the job.
A farmer comes to Kris and Rick to help prove that a tanker spill on a nearby highway was responsible for the dead fish in the stream on his property. Vortex blames the owner of a nearby factory, ignoring Plankton's attempts to stop him.
Kris's friend Greg's band, "World War III", is disturbing the sleep of a neighbour who works night shift. While Kris and Rick investigate sound proofing, Vortex demonstrates his latest invention to Plankton: the tin can telephone.
A farmer asks Infinity Limited to help him reduce his energy bill by converting cow pats into methane. Kris and Rick investigate more workable sources of alternative energy while Vortex and Plankton build a methane machine.
During a garbage strike there are protests outside a factory. Kris and Rick think of ways to safely dispose of the factory's waste paint which is diluted in hazardous solvent. Vortex plans to sell the waste at a profit.
A model plane enthusiast asks Infinity Limited why his plane crashed. Vortex decides to build a gigantic kite to take aerial photos with Plankton as the photographer.
A wealthy man asks Kris and newcomer Rosco to find out why there aren't any sugar gliders on his property anymore. Vortex decides to teach regular possums how to fly.
Kris and Rick's friend Greg is working at a mine where all the miners are getting sick. Kris and Rick check out the food while Vortex is convinced it's an infectious disease.
Kris and Rick are visiting Kris's friend Lucy at a fair. Lucy's ice sculpture is fast melting and it's up to Infinity Limited to save it. Vortex is trying to sell hot pies and cold ice cream out of the same container.
Kris and Rick enter a competition for super fuel efficient vehicles. After discovering that golf buggy hire costs money and Plankton complains that the clubs are too heavy, Vortex designs his own buggy.
When Kris and Rick go to the pet shop, they discover the owner in need of computer organisation. Vortex and Plankton enter a competition to guess how many Goopie Loops would fill the Melbourne Cricket Ground.
A retiring civil servant asks Infinity Limited for advice about entering a $10,000 balloon race. Vortex gets Plankton to pretend to be a schoolkid in order to get a huge number of helium balloons for the same race.
A young UFOlogist asks Kris and Rick to prove that a strange light in the sky the night before is a UFO. Meanwhile, a prospector mistaking Vortex and Plankton for Infinity Ltd. asks them to investigate a loud bang and a hole on his land.
When an earthquake in the Latrobe Valley knocks out all power to Melbourne, Vortex reluctantly turns to Infinity Limited to reassemble a generator that Plankton took apart in order to learn about electricity generation.
Kris and Rick assist the police when their friend is accused of robbing a clock shop at 6 o'clock precisely. Vortex tries to build a new type of accurate clock for a $10 million prize.
Kris and Rick investigate why a beekeeper's bees have mostly died. Vortex's theory is that the music from a nearby music festival has chased them away and that the bees will return when the festival is over.
An army intelligence agent asks Kris and Rosco for their assistance in cracking a code on three slides. Vortex and Plankton follow the agent and Rosco to a secret base and decide to build a camera to track who is going in and out.
A delivery driver comes to Infinity Limited to discover who is stealing petrol from his van. After Plankton is blown across the street while wearing an advertising sign, Vortex decides to build a wind powered car.