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Sigrid gives a quick explanation of what Yabla is and how the Yabla player works.

Are you tired of the usual methods? With Yabla, you can learn a new language through authentic videos that range from music to news to lessons. You can try the unique Yabla video player for free at yabla.com.

Watch this video for "Dance The Night Away," the first top 20 hit of the American rock group Van Halen.

Let's look at how Long Island was formed around 20,000 years ago. It has to do with a glacier that brought plenty of material along with it and left some behind when it receded.

Learn and practice the days of the week in English with this fun kids’ video from the American alternative band They Might Be Giants’ album Here Come the 123s!

The band They Might Be Giants constructed a song with lyrics consisting just of the names of countries, so this is a great chance to brush up on the English forms of place names. But one hint: West Xylophone is, unfortunately not really the name of an actual country!

Catch up on winter vocabulary with Sigrid. It's also a great chance to practice words with "W," since there are plenty associated with winter.

In this short scene, a deeply star-struck Sheldon meets one of his heroes, the great actor James Earl Jones, whom Sheldon knows as the voice of Darth Vader in the Star Wars movies.

Sigrid introduces her series on English pronunciation and tells us why there isn't always just one "right" way to pronounce words.

Sigrid uses common household objects to explain two ways to pronounce the letter A.

Sigrid explains a third way to pronounce the letter "A." For the first two ways, see Sigrid explains: the letter A - Part 1 of 4.

Sigrid explains that "A" is also a very important one-letter word.

We're finally at the end of the letter "A." Sigrid talks about the unstressed sound of "A" in words, and gives us some examples. For other pronunciations, see parts 1, 2, and 3.

Sigrid looks at the letter "B" as followed by either a vowel or a consonant, and the sound of the double "B" as well.