As Mery looks for ideas for her best friend's birthday celebration, perhaps the world of dinosaurs will serve as some inspiration.

These friends are still planning the perfect birthday party. We also heard some of the childhood traumas caused by the return to school

Mery continues with the preparation of her party, but has changed her mind about who to invite. Meanwhile, Juli resorts to a lie to avoid the pain of competing alongside her father.

Aurelio and friends formulate a plan to go to the competition in place of Juli's father. But, how will she break to him that she doesn't want to go with him?

Will Juli abandon her school's competition or go with her father in the end?

Guillermina and Candelario enjoy the afternoon sailing on a boat. Grandpa talks about the importance of learning to laugh at yourself. Guillermina will soon have the chance to prove that she can follow her wise grandpa's advice.

When the events following their initial shock lead to friendship with an eel they encounter in the river, Guillermina and Candelario learn not to judge a book by its cover.

When Candelario loses his bike, he and Guillermina's discovery of a secret passage leads them not only to it, but also to a magical new World of Lost Toys.

Although the World of Lost Toys seems magical at first, Guillermina and Candelario soon realize its shortcomings and plot their escape from it and from the Vine, who looks after the toys there. But, can they find another, happier solution?

Guillermina and Candelario go to the beach... to watch television! But, can they agree on what to watch?

Guillermina and Candelario tell their grandpa about an exciting adventure that they had one day on the beach including a television and a mischievous stingray.

Guillermina and Candelario enjoy an action-packed day at the amusement park with their grandpa.

Guillermina and Candelario's separation during their trip to the amusement park helps Candelario to overcome one of his greatest fears.

One day, when Guillermina and Candelario were playing, a very strong wind dragged them out to the open sea, taking them to the "Island of Snakes." Listen as they tell their grandfather about their adventures.

After an initially frightening encounter with snakes on the Island of Snakes, Guillermina and Candelario manage to form a friendship with them and see them in a new light.

Guillermina and Candelario tell their grandfather about their encounter on the beach with a Martian.

Guillermina and Candelario's new Martian friend exposes them to great adventures in space! Listen as they recount them to their grandfather.

Guillermina and Candelario recount their undersea dance contest adventures to their grandpa.

Guillermina and Candelario conclude the story of their undersea dance contest adventure.

Guillermina and Candelario have decided to make a horror movie and their grandpa has scouted the perfect location.

Guillermina, Candelario and their grandfather have found the perfect spot to start shooting their horror movie. However, when Guillermina calls "Action!" her grandfather is nowhere in sight.

When Candelario and his grandfather take an unexpected plunge, Guillermina concocts a creative solution.

Candelario tells his grandfather how, with Guillermina's help on his most recent school project, he got the best grade in the class.

Guillermina and Candelario experience yet another adventurous outing in the jungle, where they play "King of the Jungle," a game in which they include their grandpa upon their return.