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.

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.

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

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

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 review the rules for using commas to divide nouns written in a series and complete an activity.

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

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 review a map of South America and read about Bolivia.

In this learning object you'll convert descriptive phrases into imperative sentences.

In this screencast, the student will learn that regardless of the surface onto which a blood droplet is falling, the angle or velocity at which it does so, or the volume of the droplet, there are four distinct phases involved in the reaction of a moving droplet with impact against a surface.

Students read how to lock a cell that is being referenced in a formula so that it does not automatically show an increment when the formula is copied.

In this interactive object, learners identify run-on sentences, comma splices, and sentence fragments.

This activity provides an interactive suicide crime scene where the user must deterime what and how to collect the evidence.

In this interactive object, learners follow six steps for analyzing a process in a manufacturing setting. This activity includes a drag-and-drop exercise and textboxes where learners post their ideas.

Learners follow an EMT response to a shopping mall where a teenage girl is choking on food. In this interactive object, learners examine response procedures, resources, and medications, and determine what actions the EMTs should take.

In this interactive object, learners assess their knowledge of 5S, a process for attaining a safe, clean, neat arrangement of the workplace where everything has a specific location and unneeded items are eliminated.

Learners study the effect that pressure has on boiling temperatures. Once a liquid has reached a full boil, additional heat does not raise the liquid’s temperature; however, pressure can vary the boiling point of a liquid. A brief quiz completes the activity.