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Learners examine the anatomical parts of the lungs.
Muscle Cell Contraction
By Barbara Liang
In this animated activity, learners examine muscle cell contraction and relaxation and consider the role of calcium ions.
In this animated object, the learner examines 17 types of joint movement.
By Sheila Gross
Learners read a scenario about a blood-borne pathogen incident in the workplace and decide the best action to take.
Ascending Tract: The Posterior White Columns
In this animated activity, learners view the pathways and functions of the fasciculus gracilis and the fasciculus cuneatus.
Peer-to-Peer Operating Systems
By Terry Bartelt
In this learning activity you'll examine how computers operate in a peer-to-peer network operating system.
Signed Binary Numbers: 2's Complement
By John Casey, Terry Bartelt
Learners use this interactive and animated object to examine the use of binary numbers in a programmable logic controller. A brief quiz completes the activity.
Overflow and Underflow for Signed Binary Numbers
By John Casey, Terry Bartelt, Terry Fleischman
Learners examine the occurrence of overflow and underflow conditions in a programmable logic controller. It is recommended that users view the learning object “Signed Binary Numbers” in advance of this object.
Elements of a Closed-Loop System
By Terry Bartelt, Terry Fleischman
Learners study an animated block diagram that describes the function of each element in a closed-loop system used in industrial automation.
How to Convert from One Unit to Another in the Metric System
By Nabila Dahche
In this learning activity you'll practice converting from one metric unit to another.
You'll learn about respiration and blood flow. Can you answer these questions?
The Planets: Uranus
Uranus [yoor-uh-nuh s] is the seventh planet from the Sun. It’s barely visible to the naked eye, and is the first planet discovered with the use of a telescope.
Complex - Respiration
Test your knowledge of Respiration Trivia!
What is pulmonary fibrosis?
disease that causes the thickening of the lungs making it hard to expand and contract
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