Math courses during the summer?

I'm trying to find a way to stay on top of math skills this summer. Do you guys have any recommendations for math courses, online classes, or sites that I can use to continue learning and stay sharp during the break?

If you're looking to stay on top of your math skills during the summer, there are several resources available to help you continue learning. Here are a few recommendations:

1. Khan Academy: This is a widely popular and free online platform that offers a range of math courses, on topics from basic arithmetic to calculus and differential equations. The platform provides video lessons, practice problems, and quizzes to help you keep your math skills sharp.

2. Coursera: Coursera offers a variety of math courses from top universities like Stanford, Princeton, and the University of Michigan. Some popular math subjects include linear algebra, discrete math, calculus, and probability. While many courses offer free access to the course materials, the optional certificate might have a fee associated with it.

3. edX: Similar to Coursera, edX also offers various math courses from prestigious institutions like MIT, Harvard, and the University of Texas at Austin. You can find courses in subjects like number theory, mathematical modeling, and statistics. Like Coursera, the courses are free to access, but you may need to pay a fee for a verified certificate.

4. MIT OpenCourseWare: MIT's OpenCourseWare initiative provides access to undergraduate and graduate-level course materials, including math courses on topics like real analysis, topology, and number theory. The materials are free, but there is no instructor support or assessment.

5. Art of Problem Solving (AoPS): If you enjoy problem-solving and want to explore more challenging math topics, AoPS might be a great fit! They offer a variety of online classes and self-paced courses, as well as access to an extensive online community of math enthusiasts. Keep in mind that these courses may have a fee.

When selecting a math course or resource, consider your personal goals and preferences. Some students prefer structured online classes, while others enjoy working at their own pace with self-guided materials. Take the time to explore each option and find the one that works best for you to ensure you stay sharp and engaged with math during the summer break. Good luck!