Compare and Contrast Warm and Cold Fronts
In weather, fronts are defined as the boundaries between different air masses. Depending on the direction of movement and the characteristics of the air involved, different types of fronts form. In this visualization from McDougal Littell/TERC, see movement of warm and cold fronts as well as the characteristic clouds that are generated by each.
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Personal Computer Mouse Care & Cleaning Tips
Watch an expert demonstrate some great tips on cleaning the computer's mouse in this free how-to video on cleaning personal electronics.  This video shows how to clean both types.
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How a Virus Works
This narrated animation explains what a virus is and how it functions. It relates the way a virus works to nanotechnology. The human immune system fights an infection, like a virus, using various types of cells. The body has to adapt to infections and the dead cells are carried to the lymph nodes. 
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Dyslexia : Types of Dyslexia
Video is presented by Dr. Diane Sawyer.  There are four main types of dyslexia; the first one is the most common it is phonological dyslexia, This is where children have difficulty separating out the parts of language, such as words within sentences and sounds within words.  Then orthographic dyslexia, means the individual has difficulty with the spelling patterns.  The last type discussed is dyscalculia, which is having the difficulty with mat
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Three Types of ADHD
Three Types of ADHD. Part of the series: How to Tell if Your Child Has ADHD. Learn about Three Types of ADHD in this children's health video.
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The Electromagnetic Spectrum
The electromagnetic spectrum allows physicists to classify different types of electromagnetic waves on the basis of their wavelengths and frequencies. What determines the wavelength and frequency of a given wave and distinguishes one wave on the spectrum from another is the amount of energy each wave carries -- specifically, the level of energy in the photons of each. This video segment adapted from FRONTLINE explores the different types of radiation represented by electromagnetic waves and how
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Symbiosis Rap Song
Check out this rap song about symbiosis (when different types of organisms interact for long periods of time). The song will discuss the symbiotic relationship between pine trees, pine bark beetles, and bluestain fungi. The repeated verse is catchy and can quickly teach children about mutualism and parasitism. (2:33)
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Exploring Wisconsin Our Home-We All Work
We All Work - Wisconsin's landscape has always affected the types of work available to its citizens. Conversely, the work people engage in affects the landscape and the people who live there. As technology advances and people can exchange ideas more rapidly, geographical boundaries become less significant, creating more changes in the workplace. This program explores the dynamic relationship among geographical resources, technology, and work, showing students the many choices they can make
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How To Make Compare and Contrast Map, Hierachy Map, and Concept Map
Having students create their own graphic organizers with key
words or phrases, images, connections, color, and layout can be a great way for them to develop visual literacy and thinking skills, construct and represent knowledge, and show the connection between their ideas and understandings. In this video three different kinds of graphic organizers are created using Glogsteredu, Prezi, and Powerpoint to make three different types of graphic organizers:
- Compare and Contrast Map

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Frequency - Sixty Symbols
You've heard of kilohertz and megahertz, but when things get down to the size of atoms, wave frequency gets to some seriously high values. Video discusses the various types of waves and why there is a difference is what you hear and see.  Video is of good quality and is appropriate for high school students. Run time 07:02.
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Types of Public Speeches
Types of Public Speeches. Part of the series: How to Pick a Public Speech Topic. Learn about persuasive, informative, and motivational public speeches in this free video clip from a professional public speaker.
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Fiscal Federalism
Fiscal federalism is the model of spending, taxing, and providing grants in the federal government system. The national government’s primary means of influencing state governments is giving money to states in the form of grants-in-aid. Grants-in-aid have a long history in the United States, dating back to the Confederation period. The nation’s leaders originally designed them to help fund agriculture, land grant colleges, and farm-related education. They grew to encompass many other types of
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Types of Differential Equations
Here is a brief look of some of the types of Differential Equations.  Video discusses the variable separable equation, the exact equation, and the linear first order type of equation. 
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What is a Differential Equation?
This clip provides an introduction to Differential Equations.  Includes an overview of many different types of algebraic equations and how they are alike and different than differential equations.  Discusses derivative form, differential, form, and differential operator form, and how to solve differential equations in these forms.
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Jazz - Excerpts from the Ken Burns Documentary-Introduction
Jazz is a uniquely American form of music.  It is a combination of all different types of music and cultures. It is an improvisational art that is forever changing, but deeply rooted in the blues. Ken Burns examined its history, and stars, in a documentary which aired on PBS.
This clip is from the introduction to the program. (8:05)

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Eclipses
3-D animation shows how 5 different types of eclipses occur. Uses models of the earth, moon, and sun. Grades 5-12. 1:43 min.
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Geometry Review of Transformations
This lecture is a review of rotations, reflections, and translations.  The instructor uses graph paper to illustrate and explain various types of transformations.  The instructor uses a study guide for the examples in his lecture, but it would be fairly easy to use graph paper to follow along with the examples.  He also talks about how  to correctly name the new transformations. 

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Mr. Wood's Examples of Poetic Devices
This excellent video uses popular songs to demonstrate several types of literary devices used in poetry and song. The video is suitable for fourth-graders to high school students.
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Skin Cancer
Video shows how to identify various skin growths. Doctor uses images to help to clarify the difference between something that is not dangerous and that which is. Discusses the 3 types of skin cancers. 3:13 min.
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Skin Cancer
3-D animation explains the functions of the skin, how skin cancer occurs, and the mechanism of skin cancer. Shows where each of the major types of cancer forms. 1:58 min.
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