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

This video lecture discusses the computational complexity theory, including the Chomsky hierarchy, (un-) decidability,SPACE versus TIME, EXPSPACE and more advanced topics.

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

Diese Vorlesung behandelt die Nichtlineare Kontinuumsmechanik (NLKM). The course language is English after the initial minutes of introduction.

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

This online lecture discusses aspects of Organizational Psychology.

This video lecture gives an introduction to the area of computer games such as Massive Multiplayer Online Games (MMOG). It includes the server architecture for games, game...

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

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

This online video lecture series explores various advanced aspects of organic chemistry.

This online lecture aims to help students acquire both the mathematical principles and the intuition necessary to create, analyze, and understand insightful models for a broad...

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

This online lecture covers the fundamentals of signal and system analysis, focusing on representations of discrete-time and continuous-time signals (singularity functions,...

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...

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

This online lecture series discusses various aspects of metaphysics.

This online lecture video introduces students to the basic knowledge representation, problem solving, and learning methods of artificial intelligence.(Note: Also check out our...

This course will examine the American Revolution from a broad perspective, tracing the participants' shifting sense of themselves as British subjects, colonial settlers,...

This online lecture series explores the history of WWI.

This series of lectures gives an introduction to the mechanics of spaceflight.