Students read about the world's active volcanoes that make up the "Ring of Fire." In an interactive exercise, they locate these volcanoes on maps.

In this learning activity, you'll examine the different ways in which computers and other equipment are physically connected in local area networks and the advantages and disadvantages of each topology.

The student learns how to delete a job after it is programmed in the Marvel PCII.

This document is a visual and text description of the three-wire method for measuring screws for use with a lathe.

In this video, we’ll go over the necessary steps to square the toolhead on a Bridgeport mill.

Learners complete a matching exercise as a quiz or as a review of state laws and rules pertaining to barbers and cosmetologists.

In this interactive lesson, students use critical thinking to determine the best lean manufacturing initiative when solving problems for the fictitious Batchless Manufacturing Company.

Learners read about the steps involved in the typical police officer hiring process. Each step is described. Learners then test their knowledge of the process in two drag-and-drop exercises.

In this animated object, students observe how ATP energy is used to move substances across the cell membrane from an area of lower concentration to an area of higher concentration and when something too large needs to get in or out of a cell.

Learners compare animations of analog and digital data signals. A short quiz completes the activity.

In this learning activity you'll review the four main purposes for writing documents: expressive, literary, persuasive, and reality.

Learners view an explanation of how to read a graduated cylinder by measuring the lowest portion of the meniscus. A quiz completes the activity.

Learners read about the benefits of grouping machines together for an efficient flow of the product.

This video shows how to measure a hole diameter of a part using small hole gages.

In this learning activity, you’ll identify information hackers use to gain access to a company, explain different types of social engineering attacks, and recognize different solutions to avoid these attacks.

Students read how to organize their work when multiplying more than two signed numbers. A review and practice problems complete the activity.

This screencast shows the symbols used to represent the type of pulse required at the clock input to activate flip-flops.

In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.

In this learning activity you'll be introduced to the Red Herring fallacy.

Learners read a brief introduction to in-control and out-of-control conditions and view a series of distribution curves. This is a follow-up to the learning object titled "Quality Basics: Variation."