The technique for designing a MOD 10 counter is introduced. Asynchronous inputs of a JK flip-flop are used to clear the counter.

Learners answer questions about ferrous metals and alloys using a game show format. Immediate feedback is provided.

In this interactive object, learners examine the PN sections of a diode and the diode's forward- and reverse-biased operations. A brief quiz completes the activity.

In this animated object, learners follow an analogy of water flowing through pipes and valves to see how resistance decreases in a parallel circuit as branches are added.

Learners study the factors that determine the frequency of an AC generator, such as the rotational speed of the armature or the number of stator poles.

In this interactive object, learners solve a series-parallel DC circuit analysis problem. Immediate step-by-step feedback is given.

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.

In this interactive object, learners examine problem areas related to patients with arthritic conditions. They also identify treatment precautions and design a treatment plan.

Learners view the conversion factors within and between the metric, apothecary, and household systems. A quiz completes the activity.

Learners take a close look at the Edison Wire System and observe how the current values through the two lines and the neutral of the system change as the loads vary.

In this animated activity, learners examine nanotechnology applications that are based on cell membrane structure and function.

In this animated object, learners examine the operation of an optocoupler, specifically how it is connected to external components to provide interfacing and isolation and how it responds to excessive frequencies. A quiz completes the activity.

In this animated activity, students read about the two general types of variable resistors: potentiometers and rheostats. A brief quiz completes the learning object.

In this animated object, learners compare the mode of action of steroids with the action of amino acid-based hormones.

In this animated activity, learners examine how an electronic converter changes digital signals to analog signals. Sections of a synthesizer are identified, and the operation of a D/A converter is demonstrated.

Learners consider the steps and supplies to use when diapering infants and toddlers. The proper diapering procedure not only meets basic care and sanitation needs but builds relationships and promotes the child’s learning. Brief quizzes complete the learning object.

Learners examine how a PLC Timer-Off instruction is used in the operation of an automotive paint booth.

In this learning activity you'll discover how to evaluate a problem statement using both the MEA and the IP Techniques.

Walk through the subscriber loop and learn how the signal travels from the central office to the subscriber.

Students follow step-by-step directions on how to make mathematical calculations for a Wheatstone bridge.

Learners read a scenario about a blood-borne pathogen incident in the workplace and decide the best action to take.

Learners examine the operation of five pneumatic animated circuits that use directional control valves, pilot lines, check valves, needle valves, and cylinders.

The tubehead is a sealed, heavy metal housing that contains the x-ray tube that produces dental x-rays. This learning object will provide students with practice identifying and labeling the dental x-ray tubehead.

Learners will follow general tips and tricks for improving their basic welding technique.

Students read how to record relevant information on a test tray evaluation form. They enter their own analysis of the data in a practice exercise.