Learners observe the four functions of oil in a hydraulic system.

This animated lesson an exercise that enables students to design a ladder logic circuit using a drag-drop function to cause the cylinder of a hydraulic circuit to extend and retract.

In this animated activity, learners view the following physics concepts in action: force, friction, horsepower, work, power, inefficiency, resistance, inertia, and energy.

In this animated object, learners examine different types of pneumatic actuators, cylinders, and motors.

Learners follow an animated test procedure to determine if the parts of a hydraulic pump are worn.

In this animated object, learners examine how aeration develops in a hydraulic pump. A brief quiz completes the activity.

In this animated object, learners examine how various types of positive and non-positive displacement hydraulic pumps work.

Learners examine how fluid enters the inlet of a hydraulic pump because of atmospheric pressure and how pressure is created at the pump’s outlet. This object includes audio.

This interactive learning object is designed to help learners memorize the color code used on some hydraulic schematic diagrams. Learners quiz themselves using electronic flashcards.

This animated lesson shows how a ladder circuit causes the cylinder of a hydraulic circuit to continuously extend and retract after a Start button has been pressed.

This animated lesson shows the operation of timer-on and timer-off delay relays used in ladder circuit operate.

In this animated object, learners examine the causes of air leaks and read how to repair them. The object includes audio.

Learners read about the similarities of electronic and hydraulic components and then match the schematic symbols in a drag-and-drop exercise.

In this screencast, learners examine why the piston of a hydraulic cylinder extends slower than it retracts. A brief quiz completes the activity.

In this animated activity, learners examine how cavitation occurs in a hydraulic pump. A video clip is included. Learners then test their knowledge in a brief quiz.

In this interactive object, learners examine how hydraulic oil is contaminated, the types of damage contamination can cause, and the methods used to clean the oil.

In this animated object, learners examine the operation of a pneumatic directional control valve using air pilot lines.

Learners use animated needle valves and check valves to change the speed of a pneumatic cylinder as it extends and retracts. A brief quiz completes the learning object.

In this animated and interactive object, learners use a color code to understand the operations of a hydraulic circuit. A brief quiz completes the activity.

In this animated activity, learners read about air loss in a pneumatic system and ways to reduce the leakage. The object includes audio.

In this animated and interactive object, learners examine the basic parts and the linear movement of a hydraulic cylinder. A brief quiz completes the activity.

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

This animated lesson shows how a photoelectric sensor, connected to a ladder circuit, causes the cylinder of a hydraulic circuit to extend and retract.

This animated lesson shows how to calculate the amount of force generated by hydraulic cylinders.

This animated lesson shows how pushing a start or stop button on a ladder circuit causes the cylinder of a hydraulic circuit to extend and retract.