12 books
2006 pub |180 pages
2007 pub |272 pages
2008 pub |208 pages
2009 pub |256 pages
2010 pub |208 pages
2011 pub |217 pages
2012 pub |224 pages
2013 pub |229 pages
(One Dollar Horse book 3)
2014 pub |224 pages
2015 pub |320 pages