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This online course explores the fundamentals of JavaScript, the programming language of the Web.The course was designed for learners who have some knowledge of HTML and CSS and...

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

Khan Academy provides various free introductory biology video lessons. Topics include acids and bases, properties of carbon, macromolecules, energy / metabolism, enzymes, cell...

This course teaches how to program in C#, which is used for programming mobile applications, games and enterprise software.

This online course shows how to use IBM's Personality Insights API and interact with Twitter; participants should be familiar with Python for this course.

These online lessons explain the basics of neuroanatomy. 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...

Khan Academy provides various free lessons for learners who prepare for the MCAT test.

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

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

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

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,...

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

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

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...

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

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

This online course introduces learners to the basics of Lua, a general-purpose programming language used for building games, web apps, and developer tools.

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

This course teaches how to add sign up, log in, and log out functionality to Rails apps, as well as how to manage access to specific pages.