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.

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

In this interactive learning object, students view the ammeter connections for measuring currents in a parallel circuit with three branches on an energy concepts lab board. A brief quiz completes the activity.

Learners watch video clips demonstrating the correct procedures for police officers to follow when entering and clearing a room.

In this screencast, learners examine hearing and balance. Detailed drawings of the outer, middle, and inner ear structures are included.

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

This objects reviews the Five "S" manufacturing system and helps learners to remember the process.

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

Learners convert units used to designate pressure. Units for pressure are atm, mm Hg, torr, and pascal.

This video will examine the parts of an offset boring head, and how to setup and use the head.

Learners examine the basic types of dimensioning including unidirectional and aligned systems, and linear, aligned, angled, arrowless, chain, datum, chart, tabular, radius, diameter, typical, and reference dimensions.

Learners convert a number from standard form to engineering notation.

This video shows how to measure the inside diameter of a part using telescoping gages.

This project gives a drawing with steps to complete the activity.

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

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 interactive object, learners read how to arrange numerical data manually by using ascending or descending order. They also practice arranging the data using a spreadsheet.

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 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."