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

This course shows the basics of SQL data analysis to explore dips and spikes in data and build business metrics.

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

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

Khan Academy provides various free introductory video lessons on the history of the United States.

Khan Academy provides various free introductory video lessons on health and medicine. Topics include human anatomy and physiology, circulatory system diseases, mental health,...

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

This series of short YouTube video lessons explains the basic fundamentals of automotive engineering for beginners. It includes topics like engines, gearbox, transmission, and...

Khan Academy provides various free introductory art history video lessons. Topics include prehistoric art, ancient mediterranean art (Egypt, Greece, Rome and others), medieval...

This online course gives an introduction to artificial intelligence and deep learning for programmers.

This online course gives a free introduction to digital currencies such as Bitcoin. It is also the first course of an online master's program in digital currencies from the...

Khan Academy provides various free introductory chemistry video lessons. Topics include atoms and compounds, chemical reactions, the periodic table, chemical bonds,...

This online course gives an introduction to Swift, a programming language developed by Apple for iOS and macOS.

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...

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

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

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

This course teaches the fundamentals of the Java programming language.It includes various interactive lessons and practical coding projects. (Also check out this overview of...

This course teaches how to style websites with CSS.

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