Fire gets upset and storms off when Nolik goes wall climbing with Tweak and Geek. As the twins teach Nolik how to climb with the aid of a safety harness, Fire sends Nolik photos of him climbing mountains to make him jealous. When Tweak, Geek and Nolik figure out the photos are fake and confront F...

Tom Thomas gets a new hoverboard but doesn't know how to ride it, so Nolik offers to give him lessons. Not having any success, Tom Thomas tells Nolik he is a bad teacher leading to a fight between the two. Simka enters to try and help smooth things out.

Katya's Mom is about to start her livestream, but discovers her headphones don't work. Tom Thomas offers to fix them, claiming to be a master repairman. He sneaks off for help from Tweak and Geek who discover the problem was a dirty contact in the phone. The twins fix the problem, but Tom Thomas ...

Grandpus asks Simka to help Fire study for a math test he has to take over. Waiting for Simka to arrive for their study session, Fire discovers a cheat sheet Simka made with all of the formulas. Thinking that this explains how Simka excels on her tests, Fire takes the cheat sheet to use on his re...

Tweak and Geek get themselves covered with plaster that Elisa is using to make a bust of Professor Eugenius. When Elisa discovers the tiny plaster "models" she decides she will sand and paint them. Tweak and Geek need to figure out how to escape.

Nolik wants to play hide and seek with Simka, but Simka is more interested in studying math. Nolik tricks Simka into going to the kitchen and leaving her Fixietab with him for safe keeping. Nolik hides with the Fixietab and calls Simka on her Fixiephone, forcing his sister to play hide and seek i...

Tweak and Geek convince Nolik that shirts grow from cotton plants as a way to trick him into doing their chores. When Katya discovers their trick she has a plan to turn the tables.

Digit and Nolik built a rollercoaster that will be ready to ride after safety testing is completed. Digit leaves to bring back equipment for the test and tells Nolik not to play with the rollercoaster while he is gone. Tweak and Geek see the rollercoaster and pressure Nolik to let them have a rid...

Right after Digit repairs Katya's air conditioner, Tweak and Geek get into an argument about whether the room should be hotter or colder. Their argument leads not only to them breaking the unit's remote, but the air conditioner itself.

Tom Thomas' mom asks him to throw away things he no longer needs in his cluttered room, but it proves very difficult for him because of all of the memories attached to them.

When Tom Thomas plays an April Fool's trick on Katya she gets the hiccups. Nolik and Simka try to help her get rid of them.

Nolik thinks everyone has forgotten his birthday. To make matters worse they all seem to be making fun of unfortunate mistakes he made in the past. Could everyone really have forgotten Nolik's special day?

After having a lesson on energy conservation at Fixie School, Nolik tells Simka, Freak, and Tweak he can't do his chores today because he needs to save energy.

Tom Thomas is frustrated he missed getting a picture of a bird with his smart phone because he had to take off his gloves. Simka helps him make a pair of gloves that will work on a touch screen.

After agreeing to help Professor Eugenius test out his x-ray machine, Elisa is frightened when the x-ray of her hand seems to show gears inside. How could she know that the gears are just Tweak and Geek trying to take x-rays of themselves?

When Nolik wishes Fixies had Santa Claus like humans do, Basiya and Grandpus plan to surprise him. But things get confusing when both Basiya and Grandpus arrive dressed up like Santa.

When Tweak and Geek learn that Professor Eugenius has not congratulated Elisa on her PhD, they order flowers online, unaware of the money they are charging to the Professor's credit card.

Wanting to get their own pack-o-mats, Grandpus devises a test for Tweak and Geek to construct a minature power plant. The winner will get the one pack-o-mat he has available.

After learning that Digit got time off of school for making an invention, Freak and Tweak claim to invent a perpetual motion machine so they can get time off as well. Digit thinks it can't be real, but is unable to figure out how they might be faking it.

Eugenius creates a recycling machine. Nolik thinks the machine is just a trick and flies inside to investigate. Eugenius, Simka and Toola are soon frightened that Nolik got recycled into a shoe.

When Geek gets his head stuck inside a pencil eraser he climbs on the back of Tweak to carry him to Basiya for help.

Nolik, Fire and Digit notice Tweak and Geek acting very strangely, using words they have never heard before. Fire is convinced the twins are up to no good and must be stopped. Digit figures out that the twins are actually speaking in code.

Professor Eugenius ask Tweak and Geek to stop dancing in his laboratory because he thinks science and dancing don't mix. Tweak and Geek think Professor Eugenius actually doesn't know how to dance and they challenge him to prove otherwise.

The Fixie kids are really excited to have Fire take their pictures and edit them in his photo editing program until they see the results of his "artistic" choices.