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

One day while looking for shells for Guillermina's collection, Guillermina and Candelario find themselves in the mangrove, where they experience yet another wondrous adventure.

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

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?

Guillermina and Candelario's grandfather gives them a very interesting explanation for the rising and falling tides.

In the process of recounting to their grandpa their adventures while looking for Guillermina's lost kite, Guillermina and Candelario learn all about volcanoes and islands.

Guillermina and Candelario tell their grandpa about their cake-making adventures and what they learned about coconut in the process.

Guillermina and Candelario tell their grandfather about their flight above the sea aboard a unique balloon.

Guillermina and Candelario tell their grandfather how, aboard a submarine, they managed to recover Candelario's lost boat.

Guillermina and Candelario tell their grandfather about their strange encounter with pelicans one day while racing their paper boats.

Guillermina and Candelario tell their grandpa about their adventures one stormy day at sea.

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.

Meli teaches us how to make fun dinosaur jars and note holders.

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

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