In this learning activity you'll review how a local area network computer uses a subnet mask to determine if its message is intended for a computer on the same network or on a remote network.

In this learning activity, you’ll explore how routers use routing tables to move data packets from their origin to their destination.

In this learning activity you'll explore the IPv4 IP address scheme and the planned conversion to IPv6.

In this learning activity you'll examine the format of an IP address and interpret the octet by converting between decimal and binary numbers.

In this learning activity you'll learn what Zip files are, their origins, and how to work with them in Windows.

In this animated object, learners examine how the rotation of an induction AC motor's armature slips behind the synchronous rotational speed of the stator's field to create magnetic fields. These fields interact and produce torque. A quiz completes the activity.

In this learning activity you'll write a technical description of a tape dispenser.

Following a "cut the fat" theme, learners click on 12 drawings of pigs to read about the principles of lean manufacturing.

Learners examine the location, structure, and function of the unipolar and multipolar neurons.

This animated lesson shows how a ladder circuit causes the cylinder of a hydraulic circuit to continuously extend and retract after a Start button has been pressed.

Multimedia Principles - Signaling. Explore how using voice and visual cues can help your learners focus, organize, and process your content.

In this interactive object, learners sort veterinary antiparasitic medications into categories.

Learners will examine the four steps to listen actively to improve relationships.

In this learning activity you'll write a description of a can opener.

The learner examines the four different ways that a caliber can be used to measure dimensions and distances.

Learners review guidelines for the proper use of a dial caliper. Illustrations appear throughout the learning object.

In this learning activity you'll examine how a data file is broken into packets and transmitted over the Internet.

In this learning activity you'll gain tips for successfully completing welding assignments.

In this learning activity you'll write a technical description of a stopwatch.

In this interactive object, learners vary the value of the resistance to see how it affects current. Example problems are included.