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Khan Academy provides various free introductory mathematics video lessons. Topics include elementary math, algebra, geometry, calculus, trigonometry, differential equations,...

This online video lecture series explores the impact of computers and technology on social science fields.

This online lecture is designed to serve as a first course in an undergraduate electrical engineering (EE), or electrical engineering and computer science (EECS) curriculum.

This online course teaches the skills needed to create dynamic content by storing and retrieving data through the use of databases and files including CSV, XML and JSON.

This online lecture series gives an introduction to Greek history. It traces the development of Greek civilization as manifested in political, intellectual, and creative...

This collection of YouTube playlists provides an introduction to car technology for beginners. It includes several video lists on topics such as car engines, engine components,...

Topics covered in this online lecture (part 2) include the general formalism of quantum mechanics, harmonic oscillator, quantum mechanics in three-dimensions, angular momentum,...

This course focuses on three particularly interesting areas of astronomy that are advancing very rapidly: Extra-Solar Planets, Black Holes, and Dark Energy. The course explores...

This online course teaches how to build interactive websites by learning the fundamentals of HTML, CSS, and JavaScript.

In this online course, professional skateboarder Tony Hawk teaches skateboarding skills and techniques.

These online lessons explain the basics of lower extremity anatomy. In addition to the free video lessons, further (paid) trainings are available.

This online lecture series gives an introduction to galaxies and cosmology. It includes the Milky Way and the Local Group as well as larger-scale structures of the universe.

This online lecture series explores real-world applications of category theory. Category theory provides a framework in which to organize formal systems and by which to...

This online lecture series reviews linear algebra with applications to probability and statistics and optimization. It covers linear algebra concepts that are key for...

In this online course, rock band Metallica shares the keys to communicating, collaborating, and successfully creating as a group.

This video lecture series gives an introduction to neural networks and deep learning. It covers topics such as backpropagation, loss functions and optimization strategies,...

Free Norwegian language app with many short tests to learn "on the go". (Not a video course.)

In this online course, Garry Kasparov teaches advanced Chess strategy, tactics, and theory. The course includes more than 20 video lessons and various supplemental materials.

Free French language app with many short tests to learn "on the go". (Not a video course.)

In this online course, Usher teaches the art of performing in front of an audience. The course includes ca. 15 video lessons and various supplemental materials.