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.

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

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.

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 animated activity, sexual reproduction in animals is contrasted with the alternation of generation lifecycle of plants.

The student reviews primary and secondary groups and takes a short quiz.

This learning object introduces the three approximations of a diode.

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 learning activity you'll examine a systematic method for converting a decimal number (base 10) into a binary number (base 2).

In this learning activity you'll explore how to change a decimal to a fraction and learn a method to visually check the fraction for accuracy.

In this learning activity you'll practice converting between degree minute second and decimal degree.

Students test their skill at converting binary numbers to decimal numbers. Immediate feedback is provided.

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

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

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.

Decimals to Fractions

In this animated object, learners examine a systematic method for converting a decimal number (base 10) into an octal number (base 8).

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

In this animated activity, learners examine a systematic method for converting a decimal number (base 10) into a hexadecimal number (base 16).