In this animated object, learners examine the operation of various circuits that are internal to the inductive proximity sensor.

In this screencast, learners examine the internal elements of a 555 IC and their operation.

Learners answer questions about internal combustion engines using a game board format. This learning object can be used individually, in small groups, or as a class activity to provide an alternative self-assessment tool.

Learners examine the operation of various circuits that are internal to the capacitive proximity sensor.

The learner will identify barriers to critical thinking related to internal and external factors after viewing scenarios.

This project gives a drawing with steps to complete the activity.

This project gives a drawing with steps to complete the activity.

In this learning activity you'll discover how the visual perception concept influences your understanding of unstable figures.

In this learning activity you'll discover how the visual perception concept influences your understanding of unstable figures.

In this learning activity you'll discover how visual perception influences your understanding of unstable figures.

In this learning activity you'll discover how perception influences understanding.

In this animated and interactive object, learners examine ventilation, external and internal respiration, and gas transport.

Learners examine the internal parts of a DC electrical motor and then text their knowledge in a drag-and-drop exercise.

In this animated activity, learners examine the operation of hydraulic directional control valves and the internal components that divert the fluid.

In this screencast, the learner identifies the kidney's internal and external structures.

The operation of a hydraulic brake valve, including the internal components, is presented using animations.

In this learning activity you'll explore how visual perception influences your understanding of unstable figures.

In this learning activity you'll discover how the visual perception concept influences your understanding of unstable figures.

In this learning activity you'll discover how the visual perception concept influences your understanding of unstable figures.

Learners examine the function of the analog wattmeter to measure true power, how it is connected in a circuit, and how the internal components develop a measurement. A brief quiz completes the activity.