In this learning object, learners will follow the illness of an 83-year-old woman, noting changes in her condition and ordering the appropriate medical imaging studies needed to inform her physicians about both her progress and her treatment options.

Learners follow design steps incorporating a bleed, a technique used to allow for inaccuracies in the printing and trimming processes.

Learners read about the various organizations that assist accountants and set standards and procedures.

Using a game show format, learners test their knowledge of various pathologies as organized by body system.

Imagine you're a college student volunteering in a lab that includes animal research and you're trying to decide if this would be a good experience. Play through this module to understand the regulations for animal well-being and how they impact animal welfare. Prove you're an Animal Welfare Whiz!

In this video, learners view the parts of an animal cell and its organelles.

Learners are introduced to the binary-coded decimal, a common way of encoding decimal digits in computing and electronic systems. A brief quiz completes the activity.

Students examine the first and second approximations of a voltage source. A "stiff" voltage source is defined, and several examples are given.

Students perform conversions among fractions, decimals, and percentages in this assessment.

Learners examine two methods for converting an octal number to a decimal number. Exercises are provided at the end of the learning object.

Decimals to Fractions

The Animal Welfare Act, or AWA, gives protection to animals used in research, education, and entertainment. Explore ethical use and some of the current alternatives in this module.

In this animated and interactive object, learners follow two methods for converting a hexadecimal number to a decimal number. They test their knowledge in exercises at the end of the learning object.

In this learning activity you'll practice calculating the between the binary number system and the decimal number system.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

A use of the CreateJS JavaScript Library to perform a looping animation.

In this animated object, learners are introduced to the structure and function of animal cell organelles.

In this interactive object, learners identify the parts of an animal cell and its organelles.

In this learning activity you'll examine two methods for converting a binary number to a decimal number.

In this learning activity you'll review the hexadecimal numbering system.