The learner identifies ways to eliminate or minimize wastes found in business processes. A quiz completes the activity.

In this animated activity, students read about the two general types of variable resistors: potentiometers and rheostats. A brief quiz completes the learning object.

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

Learners read a detailed description of the VAT-40 tester and practice using it in an interactive exercise.