In 2012 The Sketchbook Challenge blog received on average over 40,000 visitors a month.  Since it's launch in January 2011 it has received over 1 million visitors.  If you'd like to be a sponsor for 2013 here's how it works:

The cost for live link logo placement on the Sketchbook Challenge blog in 2013 is as follows:

$300 for the entire year 
$200 for 6 months 
$50 per month

Logo images should be no larger than 150 x 150px.
Payment for the live link logo placement can be submitted either by paypal or via check.  For more information on where to send your payment or if you have any questions please email Sue Bleiweiss at sue@suebleiweiss.com