When you are learning another language, you inevitably make mistakes. It's all part of learning, and can even help you remember how to use certain words, phrases, or grammar correctly. Barbara and Sigrid talk about mistakes they remember and never made again!

Barbara talks about language programs called "dual immersion," student take their various classes in two different languages. She also describes her work as a copy editor.

Both Sigrid and Barbara like grammar and they talk about some of their pet peeves. The also agree that grammar isn't the most important thing. Using the language to communicate is more important.

Barbara talks about a mistake she made as a language supervisor. Sigrid talks about how people in the U.S. speak English even when they have a very strong accent and it's OK. They both agree that learning with a native speaker of the language is the best way to learn.

Barbara talks about the different jobs she had teaching both French and English. Later, she also had a job supervising teachers of foreign languages, though she notes that these are now referred to as "world languages."

Barbara talks about her studies and other experiences that led to her career as a French teacher. Immersion played a crucial role for both sisters in learning new languages.

Barbara is a retired French teacher who happens to be Sigrid's sister. The two have a conversation about language in general and about how Barbara became interested in the career path she followed.

Building something that works can bring a lot of satisfaction. In this case, it's building bikes. Paul likes figuring things out, and seeing what works and what doesn't. Together with a friend, he embarks on a challenging project: building an electric cargo bike!

Kids are asked what the best country in the world is. Since not all of them actually understand what counts as a "country," some of the answers are pretty funny. This humorous video is great for learning about asking questions with words like "what," "why," "where," and "how."

The cast arrives, as well as the food, In part 2 of the sketch by Coldplay and the cast of Game of Thrones, aired on the NBC TV charity campaign Red Nose Day to raise money to end child poverty.

Luana and Austin met while traveling and fell in love. They tell us about how their relationship developed and about the very original wedding celebration they had.

Five-year-old Nate is a geography expert. Not only does he already know the capitals of all of the states, but he can point out exactly where they are located on a map.

Lindsey Vonn describes her early days on the slopes, the encouragement she received from her father, and coming back from the many injuries she has endured on her way to becoming a champion skier. She also talks about her decision to compete against men in alpine skiing.

Sigrid talks about early spring weather, the importance of dressing in layers, and keeping the grass and weeds in check.

The "Shape of You" singer, Ed Sheeran talks with Ellen DeGeneres on her show about the Grammys, his girlfriend and their cats, along with his upcoming work with Beyoncé. He also discusses a cycling accident which put him out of commission for a month.