In this learning activity you'll review and practice using "they're," "there," and "their" correctly.

In this screencast, the student will learn that regardless of the surface onto which a blood droplet is falling, the angle or velocity at which it does so, or the volume of the droplet, there are four distinct phases involved in the reaction of a moving droplet with impact against a surface.

Using the principle of Pascal's Law, the learner will interpret the gauge readings in a hydraulic system to determine when the system is operating properly under various load conditions and when there is a defect.

In this learning activity you'll examine Newton's Third Law: for every action, there is an equal but opposite reaction.

Learners examine the ways in which a motor starter circuit is protected by a main circuit breaker and overload heaters when there is excessive current.

In this screencast, learners examine the lifecycle of fungi including asexual and sexual reproduction. Learners test their knowledge by identifying a diagram. There is a companion crossword puzzle game here: https://www.wisc-online.com/arcade/games/natural-science/science-biology/3016/the-zygomycetes-crossword

Students view a world map and click on a country or continent to read about how the people there view time. A brief quiz concludes the activity.