20 cours gratuits enseignés par de courtes leçons interactives et des questions d'entraînement, en sept langues, sur le web et sur Android. Explorez les sciences, les humanités, les sciences sociales et les arts. Les leçons des six cours les plus longs sont aussi en open source sur GitHub.
A rigorous physics course spanning single- and multivariable calculus, linear algebra, chemistry, computer science, mechanics,…
10 unités · 100 leçons · 1 287 questionsA rigorous mathematics course covering mathematical language and reasoning, arithmetic and number theory, matrices and vectors,…
10 unités · 100 leçons · 1 109 questionsA rigorous computer-science course from the ground up: how computers represent information, programming, data structures, algor…
10 unités · 100 leçons · 1 054 questionsA general chemistry course in two units: atomic structure, quantum numbers and the periodic table, chemical bonding and molecul…
2 unités · 20 leçons · 243 questionsA physics course in two units: electromagnetism, from electrostatics, dielectrics and capacitance through currents, magnetostat…
2 unités · 20 leçons · 231 questionsA biology course in two units: life, its origin and its diversity — the chemistry of life, the RNA world, the first cells and e…
2 unités · 20 leçons · 220 questionsA rigorous history course covering anthropology, archaeology, art and history, historical thinking, historical sources, geograp…
8 unités · 80 leçons · 964 questionsA philosophy course in two units: logic — arguments and validity, propositional logic, truth tables, natural deduction, set the…
2 unités · 20 leçons · 220 questionsA literature course in two units: great works of world literature — the canon, Augustine, Dante, Montaigne, Rousseau, poetic tr…
2 unités · 20 leçons · 232 questionsA history course in two units: medieval history — late antiquity, Byzantium, the Church, the Islamic world, Carolingian Europe,…
2 unités · 20 leçons · 294 questionsA course in two units: an introduction to linguistics — what linguistics studies, its branches, the design features of language…
2 unités · 20 leçons · 260 questionsA rigorous psychology course covering behavioral biology, ethology, the history of psychology, society and health, research tec…
10 unités · 100 leçons · 1 146 questionsA rigorous business administration course covering the economics of the firm, introductory economics and microeconomics, busine…
10 unités · 100 leçons · 1 342 questionsA law course in two units: the foundations of law — what law means, law and morality, what law is for, its sources, the state,…
2 unités · 20 leçons · 279 questionsA political science course in two units: political science — power, legitimacy and legality, the state and the nation, the mode…
2 unités · 20 leçons · 269 questionsA sociology course in two units: foundations and the great themes — the birth of the discipline, Comte, Marx, Durkheim, Weber a…
2 unités · 20 leçons · 299 questionsAn art history course in two units: artistic languages — whether art is a language, the classification of the arts, reading arc…
2 unités · 20 leçons · 271 questionsA painting course in two units: colour, perception and materials — colour as pigment and as light, contrast and harmony, the me…
2 unités · 20 leçons · 283 questionsA photography course in two units: photographic language and the taking of the image — the frame, point of view, composition, a…
2 unités · 20 leçons · 276 questionsA sculpture course in two units: modelling, moulds and the workshop — modelling from a referent, clay and ceramic construction,…
2 unités · 20 leçons · 271 questions