- 1
The Night Watchman Must Fall
Alfred is a very diligent night watchman at the pasta factory. However, working the night shift means that he is unable to do his day job, mayor in little town nearby. He asks professor Balthazar to help and the professor makes a robot that can help Alfred.
2Bim Bam Boum
Bim et Boum sont fabricants de trous en boîte, prêts à l’emploi. Esquimaux, souris, agriculteurs, fabricants de boutons, tout le monde les utilise. Balthazarville en commande même un très grand pour que le train traverse la montagne. Débordants d’enthousiasme, Bim et Boum fabriquent ensuite le plus gros trou du monde qui va finir par les engloutir. Comment les sauver ? Interviennent alors le Professeur Balthazar et son aspirateur géant…
- 3
For Heaven's Cake
The city is ransacked by a group of bandits who torment the inhabitants with a dreadful marching band. Their leader Carambole appoints himself as the new mayor. No citizen is safe from having a pie thrown into the face. When professor Balthazar returns home from a trip he make up a solution to rid the city from this plague.
- 4
Doctor Don't Little
Young Tom borrows his father's medical kit to visit the zoo and cure the sick animals. Willy is a cowardly tiger, Abdullah the camel has a broken hump, Archia the bear is depressed and Koko the elephant has something stuck in his trunk. When it is believed that Mickey the lion has eaten Tom, professor Balthazar is asked for help.
5L’arc-en-ciel
William le tailleur n’a qu’un seul passe-temps : confectionner des robes pour ses poupées. Quand il n’a plus de tissu, il va jusqu’à couper celui de ses clientes et c’est ainsi que la présidente du jury du festival de Balthazarville se retrouve sans robe de cérémonie ! Le Professeur Balthazar va alors recycler sa machine à fabriquer des arcs-en-ciel en machine à créer de nouveaux tissus pour William !
- 6
Some Like It Hop
As the little river through the city runs dry, the miller is out of business and it becomes pointless to go fishing. All that is left are the frogs. Professor Balthazar succeeds in scaring away all the frogs, except one singing frog who becomes something of a mascot for the city.
- 7
The Grave Little Tailor
Sylvester is an amazing tailor who can make clothes for anybody. But lately his business has been suffering because of his sister Vivianne whose horrendous singing makes it impossible to create his trademark clothing.
- 8
Some Like It Cold
Professor Balthazar's friend Johan works at the zoo, carrying ice to the polar bears' cage. A village outside the professor's city is threatened by an avalanche but thanks to one of the professor's machines the avalanche is sucked up by the machine and instead used for the benefit of the polar bears.
- 9
Bald Is Beautiful
Friendly aliens from a distant planet arrive in professor Balthazar's city, fascinated by the fact that humans have hair on top of their heads. Discreetly they take hair from people's dolls to use for themselves. Professor Balthazar travel to the alien planet to help the aliens.
- 10
Cloud And Clear
The inhabitants of a neighboring city suffers from the summer's heat and drought. Professor Balthazar help them out by developing a cloud radar, then traveling to England where he finds a cloud that agrees to place itself above the city.
- 11
Stumble-Bumps
Professor Balthazar's friend Hugo suffers from clumsiness. Unable to hold a job or attend dancing lessons, his only friends are the bears that enjoys Hugo's trumpet playing. The professor develops a solution to help his friend.
- 12
Steepless Is Funny
The clock tower is out of order which leads to confusion in professor Balthazar's city. People oversleep or work through the night since they do not know the time. The clock is replaced but its grinding noise makes people grumpy and annoyed. Professor Balthazar turn things right again.
13La neige
Les habitants de Balthazarville importent de la neige pour construire un énorme bonhomme de neige qui surplombe la ville. À l’apparition des premiers rayons de soleil, il se met à fondre et inonde les rues. Le Professeur Balthazar crée alors un moulin à vent capable d’aspirer l’eau et de la transformer en nuages transportables.