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

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

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

This course teaches how to program in R, which is a popular language used by data scientists and researchers.

Khan Academy provides various free introductory physics video lessons. Topics include velocity and acceleration, forces and Newton's laws of motion, gravitation, energy,...

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

This course teaches how to program in C++, which is a language well-respected for its flexibility and low-level functionality. It is used in the development of operating...

Die Online-Kurse der KhanAcademy geben eine erste Einführung in die Programmierung für Anfänger. Enthalten sind die Sprachen JavaScript, HTML, CSS und SQL.

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

Khan Academy provides various free introductory anatomy video lessons. Topics include the circulatory system, respiratory system, urinary system, hematologic system, immunologic...

These online lessons explain the basics of cross sections in 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.)

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

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 online course introduces learners to the Flutter framework with interactive lessons on basic app components.

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

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

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

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

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