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In this online course, former FBI agent John Douglas teaches how criminal profiling methods can help to predict people’s motives. The course includes more than 10 video lessons...

Khan Academy provides various free introductory chemistry video lessons. Topics include atoms and compounds, chemical reactions, the periodic table, chemical bonds,...

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 lecture series presents the Early Middle Ages in Western European development, from the accession of Diocletian to the feudal transformation. It covers topics such...

This online course teaches web development based on the Ruby on Rails framework.

This online course teaches how to design and build websites by learning the basic principles of design like branding, color theory, and typography.

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

This video lecture gives an introduction to project and quality management in software systems engineering.

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

These short online courses provided by Skillshare cover various topics around freelancing, including social media businesses, marketing, sales, business fundamentals, and...

This online course program gives an introduction to AWS data services.

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...

This online lecture provides an introduction to the chemistry of biological, inorganic, and organic molecules.The emphasis is on basic principles of atomic and molecular...

This course offers a series of lectures on parallel programming concepts as well as a group project providing hands-on experience with parallel programming.

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

Free Italian 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.

This course is intended to provide an up-to-date introduction to the development of English society between the late fifteenth and the early eighteenth centuries.

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

This course teaches how to use the command line to manipulate data and automate tasks.