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This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Terry Bartelt and Stephen Schneider, introduces pneumatic air conservation. The lesson begins with an illustration comparing production of air force by electric and pneumatic...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty members Terry Bartelt and Stephen Schneider, introduces air leaks in pneumatic systems. The lesson, full of illustrations and animations, walks students through the cost and cause of...

This interactive lesson, by Electromechanical Digital Library and Wisconsin Technical College System faculty member Terry Bartelt, discusses the three types of air preparation processes for pneumatic systems: filtering, regulating, and lubricating. Each method is discussed in detail, with...

This brief interactive activity, by Electromechanical Digital Library and Wisconsin Technical College System faculty member Terry Bartelt, begins with a discussion of the three basic components of a pneumatic power system, the prime mover, compressor, and receiver tank. Visitors can learn about each...

Polymerase chain reaction (PCR) enables researchers to produce millions of copies of a specific DNA sequence in approximately two hours. This automated process bypasses the need to use bacteria for amplifying DNA. This animation from Cold Spring Harbor Laboratory's Dolan DNA Learning Center presents...

"Powers of Ten", the film made by Charles and Ray Eames in 1977, takes the viewer from the core of an atom to the edge of the universe, moving 10 times further every 10 seconds. The film is about scale and how we view the universe and our place in it. Powers of Ten is an extremely valuable tool for...

The North Carolina Community College System BioNetwork offers a number of interactive eLearning tools (IETs), online learning modules designed to enhance (not replace) hands-on training. This particular IET, entitled Preparing for the Professional Interview, provides guidance for job interview...

The Protein Purification Lab is a interactive computer simulation of protein purification. This program is extremely helpful for beginners in the art of protein purification. It gives students a chance to get beyond the details of individual techniques and get a sense of the overall process of a...

This E-textbook, written by statisticians Garrett Grolemund and Hadly Wickham, teaches learners how to use R to transform data, change its structure, visualize it, and model the data. The material has been designed for those with a data science background and focuses on using R to put data science...

In this interactive activity adapted from the Wisconsin Online Resource Center, students will "use mathematics and measuring skills to solve a construction problem." They will determine how many shingles are required to reroof a house using common tools, and learn about the importance of planning...