I hope winter is not too terrible where you are, unless you are in Australia and it is summer!
I have been working on restocking my ATCs after a lot of trading through the fall and have been experimenting with some Manga style cartoon portraits for Anime Central 2015. The rough paper did not look too good with the coloured pencils, so I tried blending the pencils with mineral oil (baby oil). I did a more detailed write up about the process on my WordPress blog here:
If you never tried this process before, give it a shot. It has a nice painterly effect, was easy to execute and fun!
Check this out to give a new dimension to coloured pencil art.