Learners examine the function of each part of a microscope and follow step-by-step instructions on how to focus on a specimen. They also review the proper use and care of a microscope and test their knowledge in two drag-and-drop exercises.

In this animated object, learners read an introduction to protein structure and function.

Be the force to create a safer agricultural community by creating and presenting effective educational presentations. By informing others about biosecurity strategies, you’ll become a biosecurity advocate as you spread the word about its importance!

In this learning activity you'll review answers to commonly asked questions about the GED/HSED essay and view the official scoring guide.

In this animated object, learners examine the major events that occur at the neuromuscular junction.

In this video, you’ll explore the engine lathe, its basic components, and you’ll learn to operate its machine controls.

In this simulation activity, an electrician troubleshoots a defective compressor motor that will not start. To find the problem, the learner selects the appropriate blueprints that must be referred to while performing the troubleshooting steps. Then safety protocols will be followed, such as making lockout-tag out installations and donning PPE items before taking measurements with a multimeter to locate the faulty component.

This interactive object is designed to help learners memorize schematic symbols used in pneumatic diagrams. Learners quiz themselves using electronic flashcards.

Explore what proteins are, their structure, and their functions.

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

In this interactive object, learners identify a person's regional body parts.

In this animated and interactive object, learners follow steps to perform the process identification procedure for the Ziegler-Nichols Continuous Cycling Tuning Method. A short quiz completes the activity.

In this animated object, learners read a brief description of the roles of the hypothalamus, emotions, and adrenal secretions during the stress response.

In this simulation activity, an electrician troubleshoots a defective water pump that will not start. To find the problem, the learner selects the appropriate blueprints that must be referred to while performing the troubleshooting steps. Then safety protocols will be followed, such as making lockout-tag out installations and donning PPE items before taking measurements with a multimeter to locate the faulty component.

Explore what passive transport diffusion is and how it moves water through a membrane.

In this animated object, learners examine the eight cranial bones, the fourteen facial bones, and the ribs.

Learners review guidelines for the proper use of a dial caliper. Illustrations appear throughout the learning object.

Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units.

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

Learners examine an animated motion-controlled robotic arm and observe the operation of a PID (Proportional-Integral-Derivative) control that makes movements quickly without overshooting or having a steady-state error. This activity has audio content.

Explore vertical hydroponic growing with Fork Farms and FVTC. We'll introduce you to what vertical hydroponic growing is, why it's important to our economy and the environment, and how you can get started.

Learners follow a methodical approach for the dc analysis of series-parallel circuits.

This activity is a simulation that allows the learner to practice personal protective equipment tasks.

In this learning activity you'll determine what happens to current flow in a series circuit when the resistance is changed.

In this learning activity you'll review the structure and function of the different tissues of the human body.