Rosary Pea
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7.2 Graphing Equations
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Foundations in Leadership Tantasqua
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Máquinas Eléctricas (2011)
Los contenidos de la asignatura de Grado de los Recursos Mineros y de Grado de los Recursos Energéticos de 2º Curso “Máquinas Eléctricas”, tratan de dotar al alumno de los conocimientos indicados en el programa de la asignatura, como son: Conocimiento de los Aspectos Generales de las distintas Máquinas Eléctricas, así como su funcionamiento, control y normativa al respecto: tales como, Transformadores, Máquina asíncrona, Máquina síncrona, para su mejor utilización y aprovechamie
Author(s): José Ramón Landeras Díaz

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Dividing Polynomials Using Synthetic Division
Polynomials can be divided by using either long division or synthetic division to arrive at an answer.  This video explains how synthetic division can be used to divide polynomials when the degree in the divisor is equal to 1 and if the coefficient of the variable in the divisor is equal to 1.  (3:36)
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The decision process in the financial services industry
Munir Nanji is exploring how board members conceptualise independence and project objectivity in order to successfully govern. Findings have led to the next stage of his research, which will look more closely at Asian family-run boards from the Chair's perspective.
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Battle of the Little Bighorn - Part 4
This 9:39 long video does an excellent job of recreating the battle using evidence from the Little Bighorn battlefield that suggests
that members of the 7th Cavalry may have retreated in panic at "Calhoun Hill."Eyewitness testimony, from the warriors, indicates the cohesiveness of Custer's fighting units changed at Little Bighorn.  Those observations are also confirmed by the physical evidence.  At some point during the battle, Custer's troops moved from "tactical stability to t

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Obama Full Speech at University of Michigan Jan. 27. 2012
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London from the air
A composite journey above the capital using my photos from various commercial flights
Author(s): Thomas Nugent

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Green Science: Investigating green—Creating surveys to answer questions
Being green means different things to different people. Some suggest that being green means saving energy, not wasting paper towels, going solar, harnessing wind, using less fertilizer, or buying products that are organically grown. Given that being green can mean a lot of things, what does “being green” or “going green” mean to both you and your students? To find out, we need to make informed decisions by collecting data. Therefore, the purpose of this article is to become familiar with
Author(s): Daniel Ness,Stephen Farenga,Beverly A. Joyce

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Indicators of Middle School Implementation: How Do Kentucky's Schools to Watch Measure Up?
Using responses of school personnel to a statewide survey, this study examined the perceived level of implementation of key tenets of the middle school concept as outlined by This We Believe: Successful Schools for Young Adolescents (National Middle School Association, 2003) in schools designated a Kentucky School to Watch as compared to nondesignated schools.,Volume 32, Number 6
Author(s): Christopher M. Cook,Shawn A. Faulkner,Lenore J. Ki

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Copyright 2009 by Association for Middle Level Education (AMLE)

Learning about Multiplication Using Dynamic Sketches of an Area Model
Students can learn to visualize the effects of multiplying a fixed positive number by positive numbers greater than 1 and less than 1 with this tool. Using interactive figures, students can investigate how changing the height of a rectangle with a fixed width changes its area.
Author(s): National Council of Teachers of Mathematics

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Copyright 2000-2004 by the National Council of Teachers of Mathematics

Schools Use Games for Learning and Assessment
Computer simulations are natural learning tools for a generation of video game players. This 11 minute video shows examples of how teachers are using this technology. It does not offer any data on the long term learning advantages or the costs, but does offer many possibilities.
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Domain and Range - Problem 1 of 3
This video is a continuation and presents an example that demonstrates how to examine the graph of a function to determine the domain and range.  (2:04)
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Domain and Range - Problem 2 of 3
This video is a continuation and presents an example that demonstrates how to find the domain of a function that contains a square root in its equation.  (1:35)
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Domain and Range - Problem 3 of 3
This video is a continuation and presents an example that demonstrates how to find the domain of a fraction.  (1:38)
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Function Notation
Function notation is a method for writing functions that is easy to read and understand.  This video explains that functions have dependent and independent variables.  When function notation is used, the independent variable is commonly x, and the dependent variable is F(x).  To write a relationship or equation using function notation, we must first determine if the relationship is a function.  (2:04)
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Function Notation - Example Problem
This video is a continuation and presents an example that demonstrates how to write a relationship using function notation.  (2:44)
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Latitude and Longitude
Do you know the difference between latitude and longitude lines on a map? Learn what latitude and longitude lines do, and how to read them on a map. The video is just over two minutes in duration.
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Science Bulletins: On the Hunt for a Balanced Diet
Biologists had long assumed that predators were more concerned with the quantity of their food than the quality, but a recent study shows that nutritional value dictates how predatory ground beetles choose their prey. An international team of scientists led by University of Exeter and Oxford researchers collected more than 500 ground beetles in Denmark. One group of beetles was allowed to select from food sources with varying amounts of fat and protein, while the other group was given a fixed di
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