Students read about the three main classes of amplifiers and view graphical representations of the collector current and circuit.

In this interactive object, learners read an introduction to Class 1, Class 2, and Class 3 levers and then take a quiz.

In this activity, you'll identify what constitutes harassment and discrimination of a protected class member.

We’ll explore why everyone should reduce the waste they produce in the welding shop. We'll also demonstrate some ways to reduce waste as you work.

Students examine an Excel spreadsheet to determine range, class, and width.

In this learning activity, you'll watch an animated explanation of the terms class and object as used by computer programmers, and then contrast the differences.