Guillermo Dávila & Sal Khan
Khan academy is a non-profit foundation based in California that provides free training to anyone, anywhere.
Subjects in mathematics, physics, chemistry, computer science, finance in more than 50 languages.
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Receive any day of the year your additional discount on all original training © Aston Dealers®. We are a collaborating company of the Generalitat de Catalunya for the program for young people between 18 and 30 years old and residents in Catalunya".