Are you looking for fun ways to maximize your mental health? Keep your brain active and boost your self-fulfillment by taking advantage of these expert online courses—they may even be offered completely free!

The Science of Well-Being – Yale University

One of Yale’s most popular courses, this fascinating resource has hosted millions of learners. Learn about different misconceptions surrounding what happiness is, and discover how to apply this research to your own life. Something we could all use more of right now? Tangible ways to be a little bit happier.

Intro to Psychology – Yale University

Have you always wanted to dive deeper into the psyche but didn’t have a chance in college? Now’s your opportunity! Enroll in this class to get an overview of everything from social behavior to how perception works.

Chinese for Beginners – Peking University

If Duolingo’s persistent notifications aren’t doing the trick, maybe enrolling in a professor-guided online course will help you master a new language. And why not try Chinese Mandarin, one of the most widely spoken languages on Earth?

Cryptography I – Stanford University

Learning about all that goes into protecting your devices is crucial, especially when technology is more integrated into our lives than ever. What is a shared secret key, exactly, and how does this information help you? Take this course to find out.

These are just some of the many places that you can start your journey of continued learning. Remember that working out your mind, like exercising your body, is key to staying healthy, so as long as you find an entertaining route for stimulating your mind, you’ll be on your way to protecting your well-being.