In this video, you'll review how every protein molecule of an organism is synthesized.

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.

This learning object describes the production of an alternating current in a generator with a single-loop armature. An illustration of how a sine wave is produced is shown through animation.

The learner will read a mini-lecture defining external noise and will complete an activity.

In this screencast, you will learn about the 24 time zones.

Learners answer questions about internal combustion engines using a game board format. This learning object can be used individually, in small groups, or as a class activity to provide an alternative self-assessment tool.

This project gives a drawing with steps to complete the activity.

Learners complete two exercises. In the first quiz, they divide viruses into two categories: RNA and DNA. They later match each virus with the disease it causes.

In this highly interactive object, learners examine the internal elements of a 555 IC and their operation. Learners then test their knowledge in a variety of exercises.

Learners examine the operation of various circuits that are internal to the capacitive proximity sensor.

In this animated object, learners examine the operation of various circuits that are internal to the inductive proximity sensor.

In this learning activity you'll discover different communication styles from around the world.

In this learning activity you'll evaluate your stress journals by responding to questions to identify potential stressors of their future careers and personal lives.

This project gives a drawing with steps to complete the activity.

This project gives a drawing with steps to complete the activity.

This project gives a drawing with steps to complete the activity.

Learners examine the Karnaugh map for a three-variable system. Several examples are given.

In this learning activity you'll calculate exchange rates to determine the impact of prices of exports and imports.

This project gives a drawing with steps to complete the activity.