Students identify the various regions of the human body through drag-and-drop exercises.

In this animated activity, learners explore three major methods of heat transfer and practice identifying each.

Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.

In this interactive learning activity, learners review the terms used to describe relative position of body parts in order to have a common set of words to describe their position.

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

The learner listens to the pronunciation of medical terms using a "jukebox" to select the terms.

In this learning activity you'll study the structure of the cell membrane and construct it using the correct molecules.

In this learning activity you'll review how every protein molecule of an organism is synthesized by that organism in a prescribed process. This activity helps students understand the fundamental life process of making protein.

In this interactive and animated object, learners read a description of the number, name, and function of the cranial nerves. A matching quiz completes the activity.

Learners read a brief introduction to monosaccharides, disaccharides, and polysaccharides. The processes for dehydration synthesis and hydrolysis are shown.

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

Learners examine the basic types of dimensioning including unidirectional and aligned systems, and linear, aligned, angled, arrowless, chain, datum, chart, tabular, radius, diameter, typical, and reference dimensions.