On the first day of gym class, Kevin is determined to display his manliness as the sixth graders meet their new P.E. instructor and are given the opportunity to choose between two contrasting activities.

Kevin's neighbor and childhood playmate, Cata, is starting the same school as Kevin and Fede. But she is sporting a new, more mature style and insists that she be addressed by her full name, Catalina.

Unlike Kevin and Fede's previous school, this one is co-ed, arousing some anxiety in them. Fede even confesses about a nightmare in which he arrives at school naked.

Los Años Maravillos incorporates genuine archival news footage, giving us a sense of what it was like to live in Colombia in the mid 1980s. In this segment, we see reports regarding the civil conflict involving rebel forces used as a backdrop to the family drama unfolding at the González dinner table.

It's the summer of 1985 and 12-year-old Kevin González is spending his time playing banquitas, a Colombian form of street soccer. His older brother, Leo, is forever tormenting him, while his best friend, Fede, does his best to intervene.

Cleer tells us about her favorite hobby and its many benefits, as well as some of the other things she enjoys doing.

Cleer and Lida demonstrate how to book a hotel room.

Cata and Cleer teach us how to order food at a restaurant.

Cleer, a professional makeup artist from Colombia, takes us step by step through the makeover she is giving her friend, Catalina, in preparation for her job interview.

Carlos from Colombia teaches us about various genres of Latin music with a focus on salsa.

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

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.

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

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

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

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

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'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.

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

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

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?