Ο ιστότοπος https://en.khanacademy.org/ είναι ο κατάλληλος για οποιονδήποτε αναρωτιέται που μπορώ να βρω δωρεάν ηλεκτρονικά μαθήματα μέσω internet. Το αντικείμενο που σας ενδιαφέρει να ασχοληθείτε θα το βρείτε ανάμεσα σε μια μεγάλη ποικιλία από μαθήματα.
Mathematics
Arithmetic and pre-algebra, Algebra, Geometry, Trigonometry and precalculus, Calculus,Probability and statistics, Differential equations, Linear algebra, Applied math, Brain teasers, Vi Hart
Science & Economics
Biology, Chemistry, Physics, Cosmology and astronomy, Organic chemistry, Finance and capital markets,Microeconomics, Macroeconomics, Computer science, Healthcare and medicine, LeBron asks, Projects,MIT+K12
Computer Science
Drawing, Programming Basics, Animation, User Interaction
Humanities
History, American Civics, Art History
Test Preparation
SAT Math, GMAT, CAHSEE, California Standards Test, Competition Math, IIT JEE, Singapore Math
Mathematics
Arithmetic and pre-algebra, Algebra, Geometry, Trigonometry and precalculus, Calculus,Probability and statistics, Differential equations, Linear algebra, Applied math, Brain teasers, Vi Hart
Science & Economics
Biology, Chemistry, Physics, Cosmology and astronomy, Organic chemistry, Finance and capital markets,Microeconomics, Macroeconomics, Computer science, Healthcare and medicine, LeBron asks, Projects,MIT+K12
Computer Science
Drawing, Programming Basics, Animation, User Interaction
Humanities
History, American Civics, Art History
Test Preparation
SAT Math, GMAT, CAHSEE, California Standards Test, Competition Math, IIT JEE, Singapore Math