In this activity you'll explain the stress in your life. You'll also identify ways to reduce stress and handle your current levels of stress.

Students read about the six theoretical perspectives used to explore psychological events and do an interactive exercise.

In this learning activity you'll discover how visual perception is influenced by what's surrounding the image.

Students read about the scientific method and the three main types of research. They enter their answers to questions on the screen.

Learners examine the seven most common barriers to effective listening and consider suggestions for how to overcome these barriers. This interactive object contains audio.

In this animated object, learners examine what happens to lead and cycle times when the batch size is reduced.

In this animated and interactive object, learners view American National Standard and International Standard sheet sizes. A quiz completes the activity.

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.

Learners examine the use of the tolerances displayed in a title block by calculating the minimum and maximum allowable size of a fabricated part. In a brief quiz, students determine whether a part is usable or should be scrapped.

Review of Biological Psychology; Sensation and Perception