Khan Academy: Free Algorithms Course

With the following course learn with a combination of articles, visualizations, quizzes and challenges about algorithms.

Khan Academy, is a free platform that allows anyone to study online for free regardless of their location.

To enter this platform you just have to register and that's it, You can now access this totally free course.

How do I register?

You just have to access this link, choose student option, enter your date of birth and choose the option you want to register with (Google, Facebook, Apple or an Email) and voila, you can access the platform.


  1. Introduction to Algorithms.
  2. Binary Search.
    • Practice: Binary search execution time.
  3. Asymptotic Notation.
    • Practice: Compare function growth.
    • Practice: Asymptotic notation.
  4. Sort by Selection.
  5. Insertion Sort.
  6. Recursive Algorithms.
  7. Hanoi Towers.
    • Practice: Move three discs in the Towers of Hanoi.
  8. Sort by mix.
  9. Quick sort.
  10. Graph representation.
    • Practice: Describe graphs.
    • Practice: Represent graphs.
  11. Search width.
  12. More learning.

You can also access the course in this link or in the next button.

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