"None," "something," "anything," and "nothing" can be used as pronouns. Sigrid explains how these words work.

Sigrid goes over examples in which "no" takes the place of "not any." As always, you have to watch out for double negatives.

Annette offers an array of ways to greet people, from sunup to bedtime. Ways of greeting people vary from place to place, but Annette provides one general rule — greetings must be cheerful and friendly.

In this video, Sigrid looks at certain kinds of questions in which it is correct to use "some," the dreaded double negative, and negative statements that can be expressed in two different ways.

Some and any both refer to an unspecified quantity, but they are used in different situations. Sigrid explains how they work.

Sigrid explains the meaning of "prop" as both a noun and a verb. Either one can come in handy.

In American schools, it's common for kids to have to learn the Preamble to the United States Constitution by heart. This song, from Schoolhouse Rock, is meant to give these kids a hand, even though it is a slightly abridged version.

Here are some words to help answer the question "Which one?" We distinguish between singular and plural as well as between something close to us and far away.

This song was written and sung by Bob Dorough. It teaches about the multiplication of 5 through a game of hide and seek, in which the seeker counts by fives.

"One" and "ones" can replace nouns, but are not pronouns. They are prop words. Let's look at how they are used.

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.

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

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

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.

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.