Helpful Ways to Teach Geometry
This video shows that visual aids such as pictures are helpful in teaching geometry. Dr. Stefan Forcey received his Ph.D. in mathematics from Virginia Tech University in 2004. He is currently teaching mathematics as an assistant professor at Tennessee State University.
Calculus-Curl, Part 3
The instructor in this video, Sal Khan, continues his discussion of vector theory and curl. Mr. Khan uses the Paint Program (with different colors) to illustrate his points. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education.
Declaring Independence, 1710-1850-Unit 4
The Enlightenment brought new ideals and a new notion of selfhood to the American colonies. This program begins with an examination of the importance of the trope of the self-made man in Benjamin Franklin's autobiography, and then turns to the development of this concept in the writings of Romanticist Ralph Waldo Emerson.
Graphing Linear Inequalities in Two Variables, Part III
In this video, Sal Khan demonstrates how to graph a linear inequality. Mr. Khan uses the Paint Program (with different colors) to illustrate his points. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education. (03:20) There is a lot of information on the screen--the viewer may want to open the video to 'full screen.'
Extraneous Solutions to Radical Equations
In this video, the instructor discusses extraneous solutions to radical equations. Mr. Khan uses computer software (with different colors) to illustrate his points. Sal Khan is the recipient of the 2009 Microsoft Tech Award in Education. The viewer may want to open the video to 'full screen' as the instructor fits a lot of information on a dark screen
Dennis Hong - My Seven Species of Robot
At TEDxNASA, Dennis Hong introduces seven award-winnning, all-terrain robots -- like the humanoid, soccer-playing DARwIn and the cliff-gripping CLIMBeR -- all built by his team at RoMeLa, Virginia Tech. Watch to the end to hear the five creative secrets to his lab's incredible technical success. Dennis Hong is the founder and director of RoMeLa -- a Virginia Tech robotics lab that has pioneered several breakthroughs in robot design and engineering. Robots are often inspired by nature, incorporat
17.508 The Rise and Fall of Democracy/ Regime Change (MIT)
Coups, civil wars, revolutions, and peaceful transitions are the "real stuff" of political science. They show us why politics matters, and they highlight the consequences of political choices in times of institutional crisis. This course will help you understand why democracies emerge and why they die, from ancient times to the recent wave of democratization in Southern Europe, Eastern Europe, and the developing world.
Few things are more dramatic than the collapse of a political system, whether
21F.061 Advanced Topics: Plotting Terror in European Culture (MIT)
This interdisciplinary course surveys modern European culture to disclose the alignment of literature, opposition, and revolution. Reaching back to the foundational representations of anarchism in nineteenth-century Europe (Kleist, Conrad) the curriculum extends through the literary and media representations of militant organizations in the 1970s and 80s (Italy's Red Brigade, Germany's Red Army Faction, and the Real Irish Republican Army). In the middle of the term students will have the opportu
Texas Tech Celebrates its First Raider Walk
Come experience the thrill and excitement of Texas Tech Football's Raider Walk! Cheer on the coaches and meet your favorite players. Raider Walk starts 2 hours and 15 minutes before each home football game near Dan Law Field and continues to the southwest corner of Jones AT&T Stadium.
How to Avoid the Freshman 15
Jamie Cooper, assistant professor in the Texas Tech University Department of Nutrition, Hospitality and Retailing, recommends some easy alternatives for college students to keep in mind to avoid the dreaded "freshman 15".
The True Cost of Tiger Woods’ Fall - Professor Simon Chadwick
Professor Simon Chadwick continues the examination of Tiger Woods' downfall with a focus on the real costs of what has happened.
The True Cost of Tiger Woods’ Fall - Professor Simon Chadwick
Professor Simon Chadwick continues the examination of Tiger Woods' downfall with a focus on the real costs of what has happened.
Cells biology
Parts of the Cell
CALVisual : construction of Loughborough University halls of residence
This is a set of photographic images relating to the construction of Loughborough University halls of residence. The photographs form part of the CALVisual for construction image archive.
This open educational resource was released through the Higher Education Academy Engineering Subject Centre Open Engineering Resources Pilot project. The project was funded by HEFCE and the JISC/HE Academy UKOER programme.
TALAT Lecture 1202: Metallography of Aluminium Alloys
This lecture aims at providing a survey of the metallographic techniques available for the examination of aluminium and its alloys. The information must be sufficient to be sure that the students and the users are able to choose the most suitable technique to solve their problems in the examination of samples. The lecture should contain a direct understanding of the main problems in the metallography of the different classes of aluminium materials.
The Viking Age: England and Francia
Scandinavians, popularly known as Vikings, began to explore and settle in Europe from the ninth century. Contemporary Christian writers voiced their dismay at what they saw as the sudden eruption of these savage pagans into their area. Commentators since, down to the 20th century have largely echoed these writers' views, sometimes portraying the Scandinavians as mindless thugs led by psychopaths. In a period when savagery in warfare was commonplace, the Vikings have been placed by some in a spec
HealthKnowledge Public Health Textbook - Disease causation and the diagnostic process
'Disease causation and the diagnostic process in relation to public health; prevention and health promotion' is part of the 'Public Health Textbook' which can be accessed as an online resource. It covers part of the public health skills and competencies and has been organised in relation to the Faculty of Public Health Part A membership examination syllabus.
RVC/FAO Guide to Veterinary Diagnostic Parasitology
The ‘RVC/FAO Guide to Veterinary Diagnostic Parasitology ‘is a collaborative project which provides a user-friendly computer-aided educational tool for lecturers in both the UK in the developing world. It focuses on the faecal examination of farm animals for helminth parasites. The techniques outlined in the program are designed for basic training and arranged to take the user step-by step through the procedures. Details of their application, limitations and guidelines for health and safety
Voice-leading analysis of music 2: the middleground
This unit continues our examination of ‘voice-leading’ or ‘Schenkerian’ analysis, perhaps the most widely-used and discussed method of analysing tonal music. In this unit, this method is explained through the analysis of piano sonatas by Mozart. The unit is the second in the AA314 series of three units ...
Multivariable Calculus
This is a textbook for a course in multivariable calculus that has been used for the past few years at Georgia Tech.













