All episodes

Three kids: Pedro, Biba e Zeca, meet Nino, the 300 years old boy and his family, Dr. Victor and Morgana, alongside with the tenants of a magic castle.

An Alien appears at the castle and it’s arrival scares everybody, after meeting Nino and the others the Alien reads an entire dictionary and learns how to speak Portuguese! Later, we find out that the Alien is Doctor Victor’s old friend that came to the castle to visit him, as no one is able to understand the Alien’s real name Zeca gives him an easier one... Etevaldo.

People know Caipora, a folklore character who always appears when someone whistles.

Everyone gets to meet Penelope, a young reporter. Nino, Penelope's declared fan, is amazed by the girl's presence and pretends to be Dr. Victor in order to impress her. Pedro pretends to be Zequinha, Biba pretends to be Morgana and everyone changes their part, trying to help Nino keep his game up. This creates a huge mess, that is only resolved by the real Dr. Victor, in the end.

Everyone knows Dr. Zucchini, who shows up at the castle wanting to buy it so he can tear it down and build a 100-story building in its place! His real name is Dr. Pompeu Pompilho Pomposo, and he's an old acquaintance of Dr. Victor and Morgana! But in the end, no one agrees with the idea, and Dr. Zucchini is forced to leave.

Zeca, Pedro, and Biba meet Bongô. Nino already knew him. He ends up eating an entire pizza and ends up with a terrible stomach ache.

Penelope photographs everyone in the castle, but forgets about Celeste and then she decides to leave the Castle.

Nino invents the math machine, a math object that had the ability to multiply things! However, the object was originally intended to multiply food... But it accidentally hits the people of the Castle, forming clones! Among them, Etevaldo... It's up to Nino to solve this situation! Meanwhile, Pedro, Biba, and Zeca must learn to live with their temporary clones.

Celeste's birthday comes, and Dr. Zucchini returns to the castle... Dr. Zucchini proposes an apology to everyone for his first visit to the castle, bringing a bunch of gifts in exchange for a signature of forgiveness... No one signs, finding it very strange... Then he tricks Celeste into signing the contract in exchange for a bunch of gifts. And she does sign, but the paper was the contract for the sale of the castle! However, with a cunning idea from Nino, he recovers the contract, and Dr. Zucchini leaves with his failed plan! In the end, a big party is held for Celeste.

Nino buys a bunch of bananas and whistles, causing Caipora to appear, who begins eating bananas and throwing the peels around the castle. Everyone thinks it was the snake Celeste who threw them, but later they discover who is really throwing the peels.

Zequinha takes off his shoes to play but ends up losing them.

Nino and the boys got jealous of Biba, because she went to Penelope's TV Show and didn't invite them.

Bread and butter is the winner.

The fairy tales are disappeared!

Dr. Victor loses his umbrella and Nino loses the video game.

In this episode, Caipora sends Nino a clay sculpture. He hates it because he finds it horrible and decides to hide it. When Caipora returns, she realizes that Nino didn't like the sculpture and becomes sad. Nino decides to give Caipora a gift, but she also finds it ugly.

Dr. Victor takes a trip to Admiral Costa's ship and communicates with the crew through an amateur radio. As a result, they end up creating a radio station, Rádio Rá Tim Bum.

Nino opens a magic book and Mau transforms into a truly evil monster! When the children arrive, Mau scares them. He kidnaps Celeste, but Nino, Biba, and Zeca mysteriously disappear. Now, it's up to Pedro to rescue Celeste and make Mau return to normal so the others can reappear.

The group has to find all ten clues to locate the Easter Eggs.

Penelope marries Ulysses, another reporter who is also pink like her. They have a baby girl. They name her Nina, after Nino.

Biba finds an injured little bird and takes it to the Castle. Everyone takes very good care of it, but the bird eventually doesn't survive and dies. The people are very sad, but Nino discovers that the bird laid three eggs. With time and Adelaide's help, the chicks hatch and are released to fly free.

Nino builds a basketball court in the castle. But he has to do the homework that Dr. Victor left him.

Nino writes a ticket for the staff and travels with Dr. Victor to Japan, the country on the other side of the world. Dr. Abobrinha disguises himself as Nino and tries to buy the Castle.

Episode in which Nino meets Dr. Eggplant, Dr. Zucchini's cousin, and buys the dictionary with a receipt.

Nino makes a special plum cake and forgets the milk. Since the cake was a gift for Dr. Victor, he ends up asking Bongô for help, who informs him that milk is out of stock all over town! The two of them cycle to a distant town where Bongô's parents live to get some milk!

Episode in which Nino teaches the alphabet to Zequinha and meets Tíbio and Perônio.

Episode in which Nino finds Dr. Victor's singing ball and the group puts on a big fashion show.

Nino meets Dr. Aldebaran, his grandfather.

Nino is unable to deliver messages to Dr. Victor, so he decides to create a newspaper with messages and news of the day.

This episode features the group meeting Et-Cétera, Etevaldo's younger sister. Its opening theme is apparently different because it doesn't list the cast and character names like in all the other episodes.

Final Episode, in which the series concludes. In this episode, Dr. Abobrinha creates and sends to the castle a supposed letter from the city hall, stating that Dr. Victor had received a huge fine. Because of this, he will have to sell the castle to pay the fine and move to a small apartment where only he, Nino, and Morgana can live. With this, the children and the other friends from the castle decide to throw a farewell party. But in the end, Abobrinha admits what he did, tears up the contract, and says he will no longer keep the castle. However, at the last moment, he turns to the camera and repeats his famous catchphrase: "But this castle will still be mine, ha, ha, ha..." leaving the impression that there could be a continuation of the television series.