Learners will examine how cardiac markers are used in the diagnosis of cardiac disease.

The learner will learn how to understand, interpret, and correlate cardiac marker test results.

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

In this learning activity you'll examine a stateful packet inspection firewall that keeps track of legitimate Internet service requests, also known as dynamic packet filtering.

In this animated learning object, students read about the backflow of contaminated water and how to prevent it.

In this animated and interactive object, learners use rotational input velocity to determine the linear output velocity of a rocker or lever. Learners test their knowledge in an exercise at the end of the activity.

Learners study the effect of reflected and transmitted energy on the measurement of emitted energy by a non-blackbody. A short quiz completes the activity.

2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a slotted block. A short quiz to test your ability to correctly read this information follows.

Students read how the Plan-Do-Check-Act Cycle is used in problem-solving and process improvement. In an interactive exercise, students organize process improvement steps following this model.

Learners answer 24 multiple-choice questions regarding quality assurance. Immediate feedback is provided.

2D and 3D views used to help convey information from a drafter or designer to the welder are provided. This activity will focus on a three-step block. A short quiz to test your ability to correctly read this information follows.

Learners examine a bank statement and a reconciliation form and study how to balance a checking account.

Students view a map of the countries that surround the Black Sea and test their knowledge in an interactive exercise.

Learners examine the use of the tolerances displayed in a title block by calculating the minimum and maximum allowable size of a fabricated part. In a brief quiz, students determine whether a part is usable or should be scrapped.

You'll be introduced to the Go-Back-N ARQ, learn what it is, and find out how it's used to keep track of data sent between networked computers.

Learners examine the operation of the on-off control mode using a home heating example. A short quiz completes the activity.

In this learning activity you'll discover how visual perception influences your understanding of unstable figures.

This document gives an overview of chuck maintenance.

In this learning activity you'll discover how perception influences understanding.

This video will walk you through operation of the Kearney & Trecker Milling Machine Operations.