In this learning activity you'll review the rule for using commas to divide verbs written in a series and do an interactive exercise.

Students insert commas to divide nouns, verbs, and adjectives when the words are written in a series. This practice exercise provides immediate feedback.

The learner identifies if phrasal verbs are used correctly in a sentence. If they are not used correctly, the student substitutes the correct answer.

In this interactive object, learners practice using the phrasal verbs "get on," "get over," "get away," "get down to," and "get away with."

Learners add suffixes to base words to form new verbs in this interactive exercise.

In this learning activity you'll review the rules for placement of commas in a series of adjectives and then apply what you've learned in an interactive practice.

In this learning activity you'll review the rules for using commas to divide nouns written in a series and complete an activity.

Students use trigonometry to find the coordinates of the blending point where a line and an arc meet. Learners are given the coordinates of the center of the arc, the radius of the arc, and the direction of the line.

In this learning activity you'll review the place values of whole numbers.

Learners complete sentences using the correct phrasal verb.

In this learning activity you'll review a map of South America and read about Bolivia.

In this interactive and animated activity, students follow the steps for proper digital multimeter placement for resistance, voltage, and current.

In this learning activity you'll read about Colombia and view a map.

Students read important facts about Russia and locate cities and bodies of water on a map. They then take a brief quiz.

In this learning activity you'll read the steps for proper meter placement for the measurement of resistance, voltage, and current.

Students view examples of the correct usage of the verbs "lie" and "lay." They then practice using the verbs in a brief exercise.

Students read about Afghanistan and view maps. They also answer questions about the country and its neighbors.

In this interactive object, instructors use an extensive inventory to assess their beliefs and uses of assessment. The inventory is based on the work of educators supported by the American Association of Higher Education Assessment Forum in 1996.

Students read about Japan and test their knowledge by answering questions. They also locate Japan's major islands and the bordering countries on a map.

In this learning activity you'll practice entering the plural present, plural present perfect, past, and past perfect forms of verbs.