Learners read about the most common forms of financial statements including balance sheets, cash flow statements, and profit and loss statements. A brief quiz completes the activity.

In this learning activity you'll discover the functional differences between value and reference types within the .Net framework.

In this learning activity you'll evaluate the immune response including active, passive, natural, and artificial immunity.

In this learning activity, you'll explore what malware is, what the different types of malware are, and how you can protect your computer from these threats.

In this learning activity you'll review different types of steel rules used in manufacturing.

The learner reads about the kinds of questions that are most effective to use on student questionnaires evaluating instruction. Generic evaluations are less helpful than evaluations focused on the specific types of instruction and learning expected in a content area. Sample questions are provided.

In this document you'll review photos of different types of drilling tools.

In this learning activity you'll discover what the .NET Framework is, what problems it solves, and how it came to be.

At the end of this lesson you will be able to

- Explain what biosecurity means.

- Describe why biosecurity is important.

- Identify what kinds of disease agents we try to prevent or control with biosecurity.

- Demonstrate disease agent-host-environmental interactions that result in disease.

In this activity, you'll learn about the different data types associated with databases.

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

Learn more about debugging including: what it is, why we use it, and what it looks like in action.

Learners study an animation that shows how a battery charge reduces over time and when varying resistance values are placed in a series circuit. Ten review questions complete the activity.

In this learning activity you'll enter your wage information and learn what a day, an hour, and a minute of their time costs an employer.

In this document you'll review basic types of drilling machines.

In this activity, the learner will understand what denormalization is and when it's an appropriate strategy.

Learners read about the different uses of the word "data." They will test themselves on examples of data that is singular, plural, qualitative, quantitative, nominal, ordinal, interval, rational, discrete, or continuous.

Datum precedence is a fundamental principle in the design and manufacture of mechanical parts and assemblies.

It refers to the order of importance assigned to different datums, which are specific points, lines, or planes on a part, which are used as references for measurement and geometric tolerances.

The two types of digital devices, logic gates and flip-flops, and the types of basic operations they perform are presented.

Learners read about five different fractures of the hip and the treatments used.