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This online course (part 2 of 2 courses) teaches how to build powerful interactive applications with this popular JavaScript library. React is an open source library developed...

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

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

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

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

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,...

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

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

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

This online course teaches the fundamental concepts of Blockchain and how to implement them in Python. Learners with prior Python experience will be able to build their own...

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

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...

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

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

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

This online course teaches how to publish a personal website to the public Internet.

This course teaches how to program in Go (Golang), an open-source programming language supported by Google.

Khan Academy provides various free introductory macroeconomics video lessons. Topics include national income and the GDP, inflation, demand and supply, business cycles, the...

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