I don't know how I missed this when it released on April 19 but I just ran across a download at
http://www.microsoft.com/downloads/details.aspx?familyid=E719ECF7-9F46-4312-AF89-6AD8702E4E6E&displaylang=en that has over 100 samples and 3 sample databases. That should be enough to take up any free time I might have thought about having.