A scruffy looking old doll falls off a dump truck and is rescued by Poss and Kim. Nipper won't go to the fancy dress party because he doesn't know what to wear but EC helps him solve the problem.
Paul gets fed up when his little sister Aku busts his kite. He objects to baby-sitting until Aku helps him out of an embarrassing and difficult situation. Paul realises that having a little sister might not be so bad after all.
Aku pretends she is a dinosaur with serious consequences for her friendships with Poss, Kim, Nipper and Max. In the end she realises that playing games can go too far. She apologises and is welcomed back into the group.
Turbo gets cross with Nipper and tells him to grow up. Nipper rejects EC but pines for his doll until Turbo realises the harm he has done and reassures Nipper that we all need a little magic in our lives.
Kim goes to stay with Poss who gets very jealous when Kim gets special treatment from her family. Kim understands Poss's feelings and tells her how lucky she is and that she, Kim, can only borrow her family for a while.
Kim and Poss make a video interviewing parents about why they have children. The experience helps Kim work out her own feelings for her adopted parents.
Nipper wants to play soccer with the other kids but bossy Snot says Nipper's a weed. Nipper is dejected but persists and when asked to join the team he kicks a goal.
Poss wants to win a pony through the Bonza eating competition. Ted and Jenny aren't enthusiastic. Poss fights with Kim and realises her hopes are unrealistic. She finds a solution that all the family enjoys together.
Nipper enjoys eating jelly with his hands but wants to grow up because then he'd have more fun doing things like camping. Unable to go away on a holiday, the children camp in the backyard. The feeling is great - until it rains.
Max works at roller blading but he keeps having spills. At school he knocks over the caretaker and the art teacher's sculpture. Paul, Turbo and Max surprise the teacher by putting together something that works.
Aku befriends a struggling plant. Lotis decides she would like a garden but it grows out of control and the children return the plant to the forest. Mr. Fish just wants to grow hair.
Kim is promoted to a higher level in the gym class but she is fearful. Encouraged by Kim and EC she overcomes her fears. Poss and Nipper argue about the use of the bathroom.
Max receives a letter and the news isn't good. Paul reads Max's letter and discovers that Max is worried about meeting his pen friend James who doesn't know that Max is deaf. James is more concerned about his roller blade skills.
Today is fathers' childcare day. Ted minds baby Annie but has to leave her with Mr. Fish for a short time. Annie leads Mr. Fish on a merry dance. Harry takes Kim to the office where Kim solves a major business problem.
Nipper loses EC in the rain, down a drain. Snap and Turbo come to the rescue and trace the drain to the beach where there is a very happy reconciliation.
Paul is careless and Aku gets hurt. The other kids reject Paul who goes to work as Mr. Fish's deputy. Aku misses Paul and the other children decide to forgive him, as they need him to help with the kite competition.
Aku is distressed to find that Mr. Fish is going to cut down their favourite tree. Initially Paul is too busy to listen, but Max helps Aku by organising a petition. The council says it's too late, but fortunately Mr. Fish's plans go wrong.
Poss tries to dive but she is too scared. The others tease her and she gets most upset with her family and Kim. Lotis assures Poss she can do it and Poss finally plucks up courage for her first dive.
The children plan a concert on the steps of the apartment building. Nipper wanders off and gets absorbed in daydreams. Paul and Poss find him just in time for the concert.
Arguing over EC's role in a game, Poss and Kim pull the doll apart. Nipper tries to fix EC but to no avail. Jenny suggests Ricardo could help. With EC fixed, the children play but ban Poss and Kim until they learn to play cooperatively.
The kids have turned an old warehouse into their own "Zip Zap Theatre". Kim is dismayed to find out the warehouse is going to be sold - and worse - her mother is the real estate agent.
Nipper is grumpy because he's losing at Monopoly. Aku would prefer to play with EC instead. But Nipper grabs EC and locks the doll away. When Nipper finds that he's left out of everything he shares EC with Aku and the friends are reunited.
Poss's cousin Jemma comes to stay. Poss and Jemma look identical and play a trick on Mr. Fish. While they look the same they are certainly different underneath. Snap and Turbo solve a baked bean and spaghetti puzzle.
Paul takes on the job of looking after Mr. Clark's cockatoo. Tiny escapes causing Paul some anxious moments. When Mr. Clark arrives to pick up Tiny there are two cockatoos. Which one is Tiny?
Poss, Nipper and Max visit Grandma and Grandpa's farm. They go on a treasure hunt, eat Grandpa's cherry pie and Nipper gets a tummy ache from too many cherries.
Kim and Poss enjoy swimming in the pool at the Stinson's until Kim is pushed under. Kim comes to terms with her fears with Lotis' help and dives under water.
Nipper invents an invisible friend to protect him from the scary stormy nights. Snap, Turbo, Paul and Aku visit a movie studio to make some repairs. Nipper finds out he doesn't need any equipment to create his illusion.
Poss breaks a new lamp that was to be Jenny's birthday gift from Ted. It can't be repaired so Snap and Turbo make a new base modelled on EC. Ted is bewildered as to how this change came about.
Paul hurts himself when he falls out of a tree into Kim and Aku's mud pies. Mr. Fish feels sick but gets little sympathy from the children as they head for the hospital.
Poss forgets to relay a message to her Dad about a recording session. When she finally remembers it is too late, or is it? A power failure delays the session and Ted makes it just in time.
Paul sees a bird that he thinks is an Ibis. He is determined to track it down. With help from the Aboriginal craftsman, Windaru, Paul learns about Ibis and their habits and, with Max and EC, Paul finds where the Ibis are nesting.
Kim and Poss are making a video about the city. They meet Murlo the magician who is looking for something he's lost. The magician's spells all seem to go wrong. But with help from EC, Kim and Poss, a lost dog is returned to its owner.
Poss and Kim are being unusually helpful at home because tomorrow, after school, they have tickets to the funpark. Max and Paul, to keep an eye on the girls, go along dressed as Count Dracula and a skeleton.
Paul and Max go to the Polly Woodside, a fully restored iron barge, and accidentally break an old lamp. They set about finding a replacement before Mrs. Foster discovers the damage.
Max, Paul and Kim find an old black and white movie camera. Lotis takes them back to the 1920's and they star in a silent movie. It's funny but even EC starts to look a bit like Charlie Chaplin.
Poss and Kim seek to make new friends at school. Sally, Janine and Gia trick Poss into wearing her pyjamas to school. The teacher helps Poss understand that real friends don't make you pass tests, they accept you for yourself.
Max wants a bike of his own, but his parents can't afford it. The other kids, with help from Snap and Turbo, build a bike out of old and recycled parts. Max is thrilled when the kids surprise him with their present.
Poss buys a new scrunchy for her hair and then loses it at school. The scrunchy is found and after being used in many unusual situations is spotted by Nipper who returns it to its rightful owner.