In this animated and interactive object, learners calculate the area and centroid of a rectangle.

Learners study the process of mathematically converting temperatures between the Fahrenheit and Celsius scales. A short quiz completes the learning object.

This learning activity uses a water pressure analogy to present the concept that voltage pressure is required to cause current flow.

Learners test their knowledge of the variations of Watt's Law and Ohm's Law with this quiz.

Students solve problems on the determination of total inductive reactance of series-parallel inductors.

Students solve problems on the determination of total capacitive reactance of series-parallel capacitors.

Learners work problems to make conversions between RMS, average, peak, and peak-to-peak AC voltages.

In this animated object, learners examine the formulas used to convert peak, RMS, average, and peak-to-peak AC voltages. A brief quiz completes the activity.

By playing a game of tic-tac-toe, a student can review what happens to currents and voltages throughout a series RLC circuit when the applied frequency is increased from 0 Hz towards resonance.

Let's convert the following sentences with verbs in the active voice into sentences with verbs in the passive voice.

Which word/phrase will make the sentence parallel?

Measurement Jeopardy

Questions about the English Dotty Detective books.