I am an Artist, Certified Zentangle Teacher CZT#4, Quilter, Mother, Teacher, and Librarian and Beekeeper.
Love the 3D star idea. WOULD like to make some. but could not find where to buy blank stars on Inkidoodles.
Here is a link to the store you will also find a link in the discription below the video http://www.inkidoodles.com/p/inkidoodles-zentangle-store.html
You will find a tab at the top of the page called inkidoodles and Template store. First tab.