Cosmetologist Alejandra Zavala breaks down for us the process of making the organic soaps that her company, Micha Cosméticos (Micha Cosmetics), offers and tells us their benefits for the skin.

Albeit tragic, the incident with the hamster has changed the dynamic between Kevin and his older brother Leo forever.

In the wake of the hamster incident, Kevin and Leo's relationship is strained, to say the least.

As Fede grows increasingly concerned for the health of Nico, the hamster at the center of his and Kevin's science project, Kevin's brother Leo's behavior becomes increasingly erratic.

In addition to saddlery, our friend Lourdes from the town of Mijas Pueblo in Andalusia, Spain, practices the unique, age-old craft known as esparto weaving. Let's learn more!

As Leo begs his girlfriend to come over, Kevin is eager to wrap up his science experiment in spite of his partner Fede's reservations.

Saddlery is an old trade in Mijas Pueblo that emerged with the donkey-taxi business. Lourdes, a self-taught saddler, tells us about her trade.

When Kevin's parents go out and his sister neglects her babysitting duties, the tension between Kevin and his brother, Leo, comes to a head over Kevin and Fede's science project. Will their hamster survive? Will Fede and Kevin?

The power struggle between Kevin and Leo continues as their parents attempt to go out for the evening, leaving their sister in charge.

Kara gives us instructions to put the finishing touches on our pozole, a delicious, traditional Mexican soup.

As Kevin and Fede struggle to come up with the specifics of their science project, Kevin's older brother Leo is determined to interfere at every turn.

Karla continues her video on the traditional Mexican soup, pozole, by teaching us how to make it! We'll learn how to prepare the meat, what other ingredients are required, and what foods can be served with it on the side.

The time has come to present their natural science project in front of their class, and Kevin and Fede have yet to even begin.

Originally from Mexico City, singer Karla Álvarez has been living in Berlin, Germany for eleven years. In this video, she tells us how, when she misses her country and family, making pozole, a traditional Mexican soup, makes her feel closer to home.

During some sleepless nights, Kevin contemplates the complexity of the universe— as well as his relationship with his brother.