Things like playing an instrument, drawing, gardening, keeping a journal and creative writing are really good for us.
It doesn't matter if you haven't tried them before. Many people close off these practices to themselves with the idea they aren't good at them, try one and just be curious about it, in no time you will start to notice the benefits.
Podcasts are a great way to clear, focus or engage your mind when you're pressed for time and can be a great addition to your mindfulness toolkit. Here’s a list of great podcasts if you’re looking for nothing more than to sit down and take a moment.