This primer introduces the student to the correct method of entering complex numbers in both rectangular and polar form.

In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.

In this highly animated and interactive object, learners identify the types of waste in a manufacturing process.

In this interactive object, learners view various components of gears and read descriptions of them. Learners then identify the location of each of these components in a drag-and-drop exercise.

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

In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.

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

Learners examine how a force may be considered to act at any point along its line of action as long as the magnitude and direction of the force remain unchanged. Numerical verification is provided.

In this animated learning object, users view the process of entering a formula in an Excel spreadsheet. Several different methods and associated examples are given.

In this learning activity you'll read introduction to electrical quantities, units, and symbols and test their knowledge in a matching exercise.

Learners examine how visual controls help to manage the workplace. Photos of visual controls are provided.

This activity will review determining geometric tolerances for a part.