About the site: Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own pace in and outside of the classroom. We tackle math, science, computer programming, history, art history, economics, and more. Our math missions guide learners from kindergarten to calculus using state-of-the-art, adaptive technology that identifies strengths and learning gaps. We’ve also partnered with institutions like NASA, The Museum of Modern Art, The California Academy of Sciences, and MIT to offer specialized content.

Number of courses: Over 1800+ courses from KG to PG

Some of the Popular courses:

Courses for kids and to teach kids

Electronics engineering courses

Entrance exam preparation modules.

Most suitable for: School students and undergraduates

Fee: All the resources are available for free.

Tags/ Categories: school, college, engineering

Website Link: https://www.khanacademy.org/