Introduction to Clauses
This is a video presentation about different kinds of clauses. There is an introduction explaining the difference between words, phrases and clauses and there are several examples.
Introduction to Tension
An introduction to tension. Solving for the tension(s) in a set of wires when a weight is hanging from them. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Run time 10:19.
Thermodynamics (Part 3)
Introduction to Kelvin. Example of a problem involving the ideal gas law. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.' Instructor uses different colors for clarification.
Physical Geography of the United States
Some pretty images and a very general introduction to the physical geography of the U.S. The video is from the Physical Geography series, from TMW Media. (2:14)
Amusing introduction to beryllium
This introduction to the element beryllium (atomic number 4) covers its main uses and properties. It is very toxic, invisible to x-rays, expensive, and used in some high-tech equipment.  Those working with beryllium are advised not to lick their fingers. Combines amusing demonstrations with talking to the camera by a wild-haired chemistry professor. Part of a series called Author(s):
National Wildlife Refuge System
This short animated video uses a cartoon Teddy Roosevelt to give a brief introduction about the over 500 wildlife refuges (Running Time 3:00).
Circulatory System and the Heart
In this video, the instructor demonstrates and offers an introduction to the circulatory system and the heart. The instructor uses computer software (and different colors for clarification) for demonstration.
Newton's Second Law of Motion
Introduction to Newton's Second Law of Motion: F=ma. This video, which is suitable for high school students, starts with a black screen because the instructor, in his conversational tone, uses it as a 'chalkboard.'
Intro to Range, Median, and Mode
This video provides and introduction to range, median and mode. Examples of range, median, and mode are shown in the video.
Adding Decimals
In an easy conversational tone, the instructor uses the computer screen as his 'blackboard' and different colors to emphasis his points. As this is an introduction to adding decimal numbers, this video is for older elementary students.
Adding and Subtracting Fractions
In an easy conversational tone, the instructor uses the computer screen as his 'blackboard' and different colors to emphasis his points. As this is an introduction to dividing decimal numbers, this video is for older elementary students.
How To Multiply Decimals
In this clip from a larger video, this introduction shows students to learn the trick to multiplying decimals. This video features one simple problem with decimals. For fourth to sixth-graders.
Subtracting Decimals
In an easy conversational tone, the instructor uses the computer screen as his 'blackboard' and different colors to emphasis his points. As this is an introduction to subtracting decimal numbers, this video is for older elementary students.
Equivalent Fractions
Introduction to the concept of equivalent fractions with examples. The instructor uses the Paint Program to illustrate his points.
Dividing Fractions (one-half divided by one-half)
This instructor makes it look easy! In an easy conversational tone, the instructor uses the computer screen as his 'blackboard' and different colors to emphasis his points. As this is an introduction to dividing fractions, this video is for older elementary students. (08:58)
Rhombuses, Parallelograms, Trapezoids
Lesson on rhombuses, parallelograms, and traezoids. This lesson is an introduction to these figures that come up in geometry. Larry explains figures on a white board. More lessons at: http://www.MathWithLarry.com
Properties of Logarithmic Functions - Yay Math
Introduction to and using the properties of logarithmic functions. White board in a class setting, some interaction, engaging, several examples of increasing complexity. The discussion is clear and understandable. Preview - full version at http://video.google.com/videoplay?docid=3682262730665786723&q=source:012956945238798337823&hl=en
Produced by Robert Ahdoot, yaymath.org
Exponential and Logarithmic Equations - Yay Math
Solving exponential equations by using a common base. Introduction to logarithmic notation. White board in a class setting, some interaction, engaging, several examples of increasing complexity. The discussion is clear and understandable. Preview - full version at http://video.google.com/videoplay?docid=-7783301627139702841&q=source:012956945238798337823&hl=en
Produced by Robert Ahdoot, yaymath.org
Averages (in Algebra)
Introduction to averages and algebra problems involving averages. This video starts off with a black screen because the narrator uses it as a 'chalkboard'. This video is appropriate for older mddle and high school students.
Web 2.0 in the Classroom
This is a short video about an introduction to Web 2.0 for teachers. It lists the main uses of Web 2.0 and some of its advantages. There is also reference to what teachers could do to learn more about it.