Would you like to review the essential concepts and methods of arithmetic, algebra, and calculus, which form the foundation of university-level mathematics? Do you want to prepare for the study of disciplines that require a strong command of mathematics, such as economics, engineering, statistics, or physics? If your answer is yes, then this course is for you.
Would you like to learn how to observe the sky and discover the secrets of the stars? If so, I recommend that you enroll in the online course "Astronomía Virtual 2: En el cielo las estrellas" from the National University of Córdoba, on the edX platform.
Would you like to learn how to measure and reduce the impact of your activities on the planet's most vital resource? If so, I recommend that you enroll in the online course Water Footprint: A Comprehensive Look at Water Use from Tecnológico de Monterrey, on the edX platform.