Artemesia last night at a Make-Your-Own-Terrarium workshop. It was super fun and I highly recommend you do the same. Building a composition and laying out a tiny ecosystem requires creativity (and small fingers!), but offers peacefulness and calm to those who spend time doing so. It's a natural, three-dimensional version of what us designers (or any creative individuals working digitally) do every day.
You can read more about the experience here.