Learners examine the circuitry in a DC variable speed drive that prevents the motor from running at 0 rpm or at maximum speed under certain conditions.

In this animated object, learners read the dimensions of the different types of vehicles typically considered in highway design.

Learners watch a short video showing the correct procedure for police officers to follow when making contact with a high-risk vehicle.

Learners identify the advantages and disadvantages of four versions of high speed Ethernet. A short quiz completes the activity.

In this animated and interactive object, the learner designs a treatment plan that includes precautions and adaptive equipment.

In this animated object, learners view the operation of an open-collector inverter with and without a pull-up resistor.

Learners view step-by-step instructions for how to set up and sharpen a drill bit in the Darex drill grinder, model SP2000.

This interactive learning object demonstrates how the moisture content is determined for a given sample of soil or aggregate.

In this animated learning object, students examine the addresses of PLC elements and how they pertain to I/O connections and internal memory files.

Video based Learning Object showing passenger vehicle and light duty truck Event Data Recorders (Airbag Control modules and Powertrain Control Modules).

In this animated and interactive object, learners examine the structure and functions of granulocytes and agranulocytes. Two exercises complete the activity.

In this document you'll review text and photos of the radial drilling machines.

In this learning activity you'll review the historical progression of standards to learn what makes a good standard.

Learners view a demonstration showing that line-neutral voltages and line-line voltages are not in-phase with each other, but have a definite 30-degree relationship.

Learners read how the transfer function for a RC high pass filter is developed. The transfer function is used in Excel to graph the Vout. The circuit is also simulated in Electronic WorkBench and the resulting Bode plot is compared to the graph from Excel.

In this learning object you'll examine the supply and demand curves and to demonstrate the effects on equilibrium price/quantity and on price ceilings and floors.

Students read how to determine and calculate the dry density for a given sample of soil or aggregate based on the mass-volume relationship.

In this animated activity, learners read and listen to a dialogue in Mandarin Chinese in a grocery store setting. The learner can then click on photos of fruits and vegetables to hear their pronunciation in Mandarin.

This activity will examine several of the barriers related to problems with communication.

In this interactive object, learners identify the feelings and values that motivate them and others to take responsibility for improving ethics in the workplace.