Trop lourd pour le klaxon-sauteur

The Math-Monster Squad receives a desperate call from the All-Grumpy Monster who is crumbling under orders for ice cream slime cubes, and they can't seem to find boxes of the right length to wrap them.

It's a monstrously romantic day, because Nellie the Angry Monster has to get married! She enlists the Math Monster Squad to help her with the final preparations.

The Cultivator-Monster has a concern with the monster-teeth-plants that he grows: in order to meet the needs of his clientele, he must be able to determine how many teeth each plant has, but he cannot figure it out.

Monstrangelo, the greatest sculptor in all of Monstrovia, asks the Math Monster Squad to help him finish his latest masterpiece: a statue of the All-Grumpy Monster.

Uncle Gloup has a huge and spicy problem: one of his stinky chili plants refuses to grow, so he doesn't have enough stinky chilis to make his pickled stinky chili peper recipe.

The Worm-to-Number Monster has received a new bed, but he doesn't know how to put it together. He calls on the Math Monster Squad to come and help him.

Mini-monsters would love to take a ride on the Monstro-Carousel all together, but for some as yet unknown reason, Uncle Gloup is unable to open the barrier that gives access to the ride.

Prankster Monster has received a crate containing a Prankster Juggernaut, but he can't open it. He asks for help from the math monsters to help him find a solution.

The Maxi-Play Monster is eagerly awaiting her new toy, a Monster Dump Truck, but the friendly Delivery Monster hasn't delivered it yet, which is quite unusual.

Miss Bout-de-Chou, from Monstravia Kindergarten, would love to take all the mini-monsters to the park with the Mini-Monster-Bus. But they are so excited that they constantly scare the poor Mini-Monster-Bus into hiding.

The twin monsters, Gaspar Equal and Gaël Equal, ordered crispy carrot cakes of different shapes, but Mademoiselle Patapain made a pastry mistake that could ruin everything.

Sally the Monster Scout has promised to deliver a hundred Monster Biscuits to her neighbors in Monstrovia, but she can't count to a hundred.

The Sport Monster and the Rapébouge Monster organize a Monster Slug race. But now the Sports Monster has a little problem ... he has two Monster Slugs and he has to determine which of the two will race.

The Monster-Postman is distraught. He has to deliver the mail, but the Lichette Monster has licked all the stamps on all the envelopes.

The Confused Monster would like to play a game of monster tennis with the Double-All Monster, but the latter refuses to play with him. The Math Monster Squad comes to the rescue and discovers that the Double-All Monster loves having it all doubled!

Miss Monster-Hand has been invited to a dance party. Her fingernails are horrible and she really needs a manicure. The math monsters volunteer to remove the old varnish. They only use one small sponge per nail. They learn to count to five.

The treat machine that made the ice drool cones broke down. The Maths Monsters squad is called in to fill and decorate the cones by reproducing the same repeating patterns as on the cones drawn on the board.

The Whipping Monster has invited the Math Monster Squad to play a game with the Number Worm Monster. By accident, he accidentally whipped his friend who found himself in pieces. The Squad comes to the rescue in order to put the Monster back in one piece. They do this by learning to put each number in the correct order.

The All-In-One Monster made a lot of toys for a customer. He has to pack them quickly and efficiently. He can't do it alone, he asks for help from the math monsters. They find a solution by learning to count toys in pairs.