Most of us don't slow down enough to learn new skills. And with this audio learning platform, you don't have to. Knowable creates immersive, screen-free learning experiences that you can digest while you're doing something else — whether it's driving, working out, or taking a walk. It was developed by a team of experienced audio producers, researchers, writers, and technologists and partners with subject matter experts to create each course. Choose from topics on getting better sleep, investing in real estate, or get tips on launching a startup from experts in the field. The app is free to download, and courses start at $100 each.