Recently I have been working with Spirograph . Yes, the spirograph from the 60s, and something I had as a kid. I have a few videos on YouTube about Spirograph and PTSD, and today I added a video about using a spirograph design to make your own quilt motifs. All the videos can be seen at this Playlist.
What I wasn't sure of when I first made the video was how well the transfer pencil would wash out. Below are photos of the test sample I did:
This first photo is the design transferred to fabric. In this case I used muslin.
Below is the design, hand-quilted with black and purple threads, with much of the pink transfer showing.
After quilting, I washed the sample in very warm soapy water.
As you can see, all of the pink transfer washed out.
Below is the sample design after pressing. This is done as a "rag quilt" block, but it could be used in most quilting applications, anywhere that a design can be ironed on.
UPDATE: I am only getting one use out of each design drawn with