This theme is discontinued and possibly out of date.
This is a legacy page. If you read my article in Web Designer issue 194 about how to make your WordPress themes responsive, then you might want to download the sample child theme for Twenty Ten?
↓ Twenty Ten Responsive child theme (requires Twenty Ten)
Note! This child theme was created solely as an example, you might want to edit it or even take a look at the Responsive Twenty Ten project for your sites.