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

This online course teaches intermediate techniques to transform table data in SQL.

This online course teaches how to build web apps with one of the most portable and in-demand programming languages available.

This online course includes various free introductory history video lessons. Topics include:The beginnings and the neolithic revolution; Ancient civilizations in...

In this online course, Chris Voss (a former FBI kidnapping negotiator) teaches how to negotiate. The course includes more than 10 video lessons and various supplemental materials.

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

Khan Academy provides various free introductory video lessons on electrical engineering. Topics include circuit analysis, amplifiers, semiconductors, electrostatics, signals and...

In this online course, Shonda Rimes teaches the art of writing for television. The course includes more than 20 video lessons and various supplemental materials.

This online course teaches front-end web development with JavaScript and ReactJS.

This online course gives an introduction to Alexa, the Voice User Interface (VUI) application by Amazon.The course shows how to build a simple interaction model that responds to...

Khan Academy provides various free introductory computer science video lessons. Topics include algorithms, cryptography, information theory, computer hardware and software,...

This online course teaches how to use color effectively to create attractive and useable websites.

This course teaches how to program in Ruby, a flexible language used to create many websites.

This course teaches how MOS transistors work, and how to model them. The understanding provided in this course is essential not only for device modelers, but also for designers...

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

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

Extensive Mandarin language course, also suitable for beginners. Learn with videos from native speakers with subtitles in English and Mandarin. Easy handling and rewinding of...

This online course teaches how to create websites by structuring the pages with HTML.The course is designed for beginners and includes HTML elements and structures as well as...

Khan Academy provides various free introductory video lessons on astronomy and cosmology. Topics include the scale of the universe, the Big Bang, stars, black holes, galaxies,...

This course teaches how to program in PHP, which is one of the most popular languages of modern web development.