If you happen to be traveling in DE, MD, NY, NJ and/or PA in the next few months you may want to check out these shops. They're having a Wooly Block Adventure similar to RowXRow.
http://www.rowbyrowexperience.com/
Here are the pertinent pages.
http://www.rowbyrowexperience.com/wooly.htm
http://siterepository.s3.amazonaws.c...re_flyer_4.pdf
http://siterepository.s3.amazonaws.c..._pic_flyer.pdf
Have fun!