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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...

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.

In this online course, Nobel Prize-winning economist Paul Krugman teaches the economic theories that drive history and policy. The course includes more than 20 video lessons and...

Comprehensive language course in Swedish. The idea of this course is to learn the language "like a native". This means that the course creates an immersive learning experience...

This online course teaches the JavaScript language, jQuery, the JavaScript framework and the ins-and-outs of adding interactivity in the browser.

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

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

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

This series of online courses gives an overview of the fundamentals of programming and computer science. The courses explore what computer science is, how web development works,...

In this online course, "Gangster Gardener" Ron Finley teaches gardening skills and techniques, including how to grow your own food, keep your plants alive, and find beauty and...

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

This course teaches the use of Git, a source code management system for software development. It shows how to create and explore a simple Git-managed project.

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...

This online course teaches how to use color effectively to create attractive and useable websites.

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

This online course teaches how to design, build and deploy websites from scratch using HTML, CSS, JavaScript, and Github.

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.

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

These short online courses provided by Skillshare cover various topics around fine art, including drawing, illustration, sketching, painting, acrylic painting, and watercolor.

This course teaches how to build four webpages from scratch while learning web development fundamentals.