Another thought -- coloring pages. You can find different shapes of pots to use for applique by doing a search for tea pot coloring pages. Here are a few that turned up from my search:
http://www.supercoloring.com/coloring-pages/teapot
http://coloringtop.com/holidays-colo...coloring-pages
and here is a pinterest link
https://www.pinterest.com/lindaworth...oloring-pages/