🎓Learning
Courses, practice and answers
edXedx.org
University courses, many free to audit.
W3Schoolsw3schools.com
Web development tutorials with try-it editors.
Utdanning.noutdanning.no
Everything about education and jobs in Norway.
TEDted.com
Talks about ideas worth spreading.
Symbolabsymbolab.com
Step-by-step maths solver.
Quizletquizlet.com
Flashcards and study games. Free tier.
OpenStaxopenstax.org
Free, peer-reviewed textbooks.
Maths Is Funmathsisfun.com
Clear maths explanations with puzzles.
FreeNo loginEdit Codecademycodecademy.com
Interactive coding lessons. Free tier.
Ankiapps.ankiweb.net
Flashcards with spaced repetition.
FreeOpen sourceEdit 3Blue1Brown3blue1brown.com
Maths explained with beautiful animations.
freeCodeCampfreecodecamp.org
Learn to code for free, with certificates.
WolframAlphawolframalpha.com
Computes answers: maths, units, facts.
The Odin Projecttheodinproject.com
Free full-stack web development course.
FreeOpen sourceEdit Monkeytypemonkeytype.com
Typing practice and speed tests.
FreeNo loginEdit Khan Academykhanacademy.org
Free lessons in maths, science and more.
GeoGebrageogebra.org
Maths apps: graphs, geometry, CAS.
Exercismexercism.org
Practise 70+ programming languages with free mentoring.
Duolingoduolingo.com
Learn languages in small daily lessons.
Desmosdesmos.com
Graphing calculator in the browser.
FreeNo loginEdit CS50 (Harvard)cs50.harvard.edu
Harvard's famous intro to computer science, free online.