My Take
Khan Academy is a fantastic resource for anyone looking to learn or brush up on their skills. It's empowering to have such a wealth of knowledge at your fingertips, and the fact that it's free just makes it all the better.
How I Use It
The quizzes and practice exercises are great for testing your knowledge, and the instant feedback really helps pinpoint where you need to focus more. It's like having a personal tutor who's always there to guide you.