Lida is back! And to welcome her, Cleer has prepared a delicious and very healthy picnic. Let's join them!

The Carnival of Barranquilla, the most important folkloric and cultural event in Colombia, begins on the Saturday before Ash Wednesday and ends on the Tuesday after. In this video, Cleer tells us a bit about what we can expect at this international celebration.

Lida and Cleer share more details about the Carnival of Barranquilla, the second largest carnival in Latin America after Brazil's.

Let's learn how to strike up a conversation with someone in Spanish with both the formal and informal styles of address.

In this fun, new educational game, Lida and Cleer take turns asking one another random questions.

Lida and Cleer continue with their question and answer game. What else will we discover about the girls' lives?

Cleer and Lida continue their game of questions and answers about different topics.

Just how did Cleer and Lida met? Today, we'll hear the story of how these two, inseparable ladies became friends and what their friendship has meant to each of them.

Cleer and Lida teach us how to carry on a basic conversation through simple questions and answers.

Upon arrival to a new city, you might need some help finding certain places. In this video, Cleer and Lida will show us how to ask pertinent questions and start a conversation with somebody in this context.

Without a doubt, in every country in the world, there are typical items that are considered indispensable. Let's join Lida and Cleer in learning about several traditional items that Colombian homes in different regions cannot do without.

Lida and Cleer introduce us to even more items that cannot be missing from a typical Colombian household.

See how students at the Rodríguez Casado de Palos de la Frontera Institute in Huelva, Spain learn to use the oil found at home to make biodiesel, an alternative car fuel.

In the second part of this series, we see the rest of the process of making the alternative car fuel, biodiesel, with some students from the Rodriguez Casado Institute in Palos de la Frontera, Huelva, Spain.

To carry out the "disappearing coin" experiment, one only needs a container with water, a metal glass and a coin. Witness it here!