In this interactive object, learners view the icons and symbols used most frequently in value steam mapping. A matching activity completes the object.

Students examine AutoCAD toolbars and toolbar commands. They then test their knowledge in a matching exercise.

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 activity, learners examine the operation of the SCR, including how it is biased and how it is turned off. A brief quiz completes the object.

This primer introduces the student to the key terms and concepts associated with the silicon diode.