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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.

This online course teaches how to manage data with SQL, including mastering complex commands to manipulate and query data stored in relational databases. It includes topics such...

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

This online course gives an introduction to the C programming language. C is one of the foundational languages of computer science, for example used in operating systems. The...

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...

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

This online language teaching method/app includes various languages, such as a German, English, Spanish, French, and Italian language course, and more.

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

This course teaches how to build web apps using AngularJS 1.x, enabling learners to use AngularJS to create their own apps.

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

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

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

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

This online course gives an introduction to Kotlin, a popular programming language for Android development, web development, and more.

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

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

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

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

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...

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