Wufflebump creates some chaos when he accidentally brings his monster dog Growlbert to Show and Tell. The naughty dog buries all the items and Miss Grizzlesniff is forced to send him to the squishy corner. But when a door handle catastrophe takes place, an unlikely hero saves the day.

Wufflebump and Yummble have always been best friends, but when Yummble helps Meepa draw her monster portrait in art class, the pair hit it off and start doing everything together. Wufflebump feels left out, so Miss Grizzlesniff shows him you don't need just one best friend, you can have many.

Wingston's Daddy is running late, and whilst all the other little monsters head home for slime shake and games with their mums and dads, a woeful Wingston helps Miss Grizzlesniff fill the goo pit. But then he hears a sound coming from the dragon egg tank. Wingston's friends won't believe what they've missed.

Wufflebump really wants to take Brian, the class's toy human, home. He thinks the only way to achieve his goal is by being the best at everything. But with each lesson, a fellow classmate gets into trouble and Wufflebump steps in to rescue them, sacrificing his chance for victory - or has he?

It's the day of the class assembly, and shy Icklewoo is suffering from stage fright. While the monsters act out The Tale of Yeti, their performance suffers a setback. Will Icklewoo be brave enough to step in and save the show?

Miss Grizzlesniff has a bad case of the sniffles, so Mr Marrow steps in to teach the class. He soon discovers how tricky teaching lots of different subjects can be and gets in an almighty muddle. With each lesson turning into a disaster, can he find his own special way to help the little monsters learn?

Wingston thinks it's monster-mazing to have a wobbly tooth until he learns that, very soon, he'll get a visit from the tooth fairy. He doesn't like the idea of a fairy taking his tooth so tries everything to stop it wobbling, right up until bedtime, when he makes a magical discovery.

Meepa is very excited about the class photo and is even wearing a special new bow. The trouble is she can't sit still and ruins every snap with her fidgeting. Can Wufflebump teach her to stop wriggling and help Miss Grizzlesniff's dream of the perfect picture?

The monsters prepare for a special 'boo' lesson. If they surprise Miss Grizzlesniff, they get their own special 'boo star'. But Icklewoo is worried she does not have a 'boo' inside her. Will she be able to surprise her teacher with the help of Wufflebump?

The monsters make blushberry blob cakes with Mr Marrow. They gather magical blushberries from the nature garden, and each of them makes a special wish as they stir the cake mixture. Will their dreams come true, and will they discover the monster-mazing thing that happens when you eat a blob cake?

Wufflebump is a very clumsy monster. When he accidentally breaks Miss Grizzlesniff's Golden Teaching Award, he tries his hardest to hide his mishap. Can he pluck up the courage to own up before Miss Grizzlesniff discovers the truth?

Yummble isn't looking forward to having a new baby brother or sister. He wants his mummy all to himself, so Mrs Grizzlesniff comes up with an idea to make him change his mind. Can the monsters convince him it's much better to be a monster-mazing big brother rather than a little scrumble Yummble?

On her way to Monster Art class, Meepa takes a tumble and hurts her hand. After a visit to Nurse Sneezle, she realises it's good to help monsters who feel poorly and becomes Class Nurse for the day. At playtime she runs to the rescue treating lots of mini emergencies, but will she know what to do when Yummble and Wufflebump have a big emergency?

Wingston really wants to be taller, but is left disappointed when he finds out he's the smallest on Mrs Grizzlesniff's height chart.

Icklewoo is feeling really left out. She couldn't go to Wingston's party and then the other monsters decided to play 'Hide and Seek' without her. At playtime Mrs Grizzlesniff suggests she sits on the Buddy Bench so the other monsters will see she's lonely and come and play with her.

After spending the weekend at home doing chores, Wufflebump doesn't have any exciting 'shriekend news' to share with his classmates. Fearing his news will be boring, he decides to make something up. Can Miss Grizzlesniff convince him to tell his monster friends the real story?

When Wingston and Yummble have a sleepover at Wufflebump's house, they all have trouble getting to sleep and secretly wish they had their cuddly toys, bedtime milkies and 'roary stories' to comfort them. As they try to be big monsters and sleep without them, they suffer a monster mishap. Will they ever get to sleep?

The monsters delve into Miss Grizzlesniff's dressing-up chest. Wufflebump dresses up as a supermonster, Icklewoo as a pirate, Wingston as an alien and Yummble as a cupcake, but poor Meepa can't find a costume to fit her four monster arms. Can her friends use their imagination and a little bit of spider magic to help?

It's full moon day at the School of Roars and Wingston hopes to see the Moon Monster, so his friends help his dream come true by building a space rocket. Meanwhile, Yummble creates chaos in cookery class when he tries baking some special moon day crater cakes.

The monsters have fun building balloon-powered boats in class. As they splash lots of water about, poor Icklewoo suddenly needs the toilet but is too scared to go and has a little accident. Luckily Mrs Twirlyhorn steps in and shows her the importance of asking a grown-up for help.

The monsters get a big surprise when Miss Grizzlesniff brings dinosaur skeleton 'Eric' to class. She warns the class not to touch Eric, but during wet break they play with him and he ends up breaking. Can they rebuild Eric before Miss Grizzlesniff finds out?

When a Very Important Monster visits the School of Roars, Wufflebump is chosen to present her with a bouquet of nettles. He thinks he's too clumsy for the job and tries to hide. Will he miss his big moment or will he find the courage with the help of an unlikely companion?

Yummble is very excited about performing with the school choir until he discovers he's too tuneful to sing monster songs. Can Wufflebump help Yummble find a new rhythm in time for his debut at the school concert?

When Meepa becomes class monitor she turns super bossy, making her monster friends feel fed up. Soon they refuse to help her and Meepa learns the importance of being fair and helpful. But how can she show her friends she's sorry?

Mr Bogglelots, the optician, visits the school to give the little monsters a very special eye test. Wufflebump gets the test wrong on purpose just to get a pair of googly glasses, but soon realizes that wearing the wrong glasses isn't good for your eyes.