Bob Dorough wrote and sang this song about the number "three," as a fun way for kids to learn their multiplication tables. It became the pilot episode for Multiplication Rock, the first season of the Schoolhouse Rock TV series.

Sigrid reviews the object pronouns: "me," "you," "him," "her," "it," "us," "you," and "them."

Sigrid talks about the difference between possessive nouns and other possessive words such as possessive determiners or articles like "my" and "your."

Rachael, Julia, and Maggie talk about a fun party they attended the night before. Julia may even have found a boyfriend.

Sigrid takes us through the different persons using dependent possessive pronouns, also called possessive adjectives or possessive determiners. These little words are important when talking about names, your possessions, family and friends, characteristics, jobs, favorite things and just about everything else.

Plastic pollution poses one of the biggest known threats to the ocean and all related ecosystems. Pollution comes in many forms, and agriculture is one important key to bringing about necessary change. All of us are key players, since we all eat food.

True possessive pronouns can stand alone. They replace both the noun and its possessive adjective or determiner. These pronouns are very handy in introductions and conversations about favorites.

Made in Dagenham tells the story of women and their fight for equal pay at a Ford plant in Dagenham, England in the 1960s. The film centers around Rita O'Grady, a shop steward, who leads the women machinists to strike.

Thomas invites Julia to a cafe. She's nervous beforehand and almost calls it off, but Rachael and Maggie help her maintain her confidence and pick out a nice outfit.

Here's how to pronounce a very important noun with an unusual plural!

Rachael and Maggie have some doubts about telling Julia what they saw on one of their walks. In terms of language, this segment nicely captures how often the word “really” is used in conversation.

James Corden and Ed Sheeran go for a drive in Los Angeles singing songs off Ed's new album. James challenges Ed to fit as many Maltesers as possible in his mouth after hearing that Ed once fit in 47. Maltesers are a UK brand of chocolate-covered malted milk balls.

We can use nouns, verbs, or adjectives to describe someone's personality. Sigrid shows us how to describe someone with a strong personality.

Ed sings some tunes with James Corden in the car, and talks about a bender with Justin Bieber in Tokyo. It started at a dive bar and ended up on a golf course.

Ed Sheeran talks about preferring to have his guitar and not just a microphone when he's singing. They sing “Castle on the Hill” and James comes up with a little variation inspired by Los Angles traffic.