Sort:  

Ah, that would be awesome. A lot of times what I have been doing lately is heating a mug of water in the microwave then I shut the bowl in there with the mug and let it sit for an hour or so. That has helped.

Hey, whatever works!

you can simply set the bowl on top of the fridge, in the back where the heat vents are. I used to do that with making yoghurt. Idk if available in the US, but in Austria we can also get yeast in a small package that is ready to use - in German it is called Backhefe, but in Vienna we call it Germ: