In this interactive object, learners read how to use the indefinite articles "a" and "an" with singular count nouns. They omit these articles with noncount and plural nouns. The students then practice using "a" and "an" correctly.

In this learning activity you'll analyze two articles, "Boot Camp Killer" and "The Story of Us," and answer questions based on how the characters were affected by their abusive families.

In this learning activity you'll assembles parts of a virus and match virus terms and descriptions.