Chibitronics Paper Circuits Templates and Downloads
Chibitronics has made the Circuit Sticker Sketchbook available for free. Click the link above to download the templates from it. These are translated into four different languages as well.
Blinking Slide Switch Template: Templates 4 PER SHEET BJL
All about Copper Tape:
Magnetic switch tutorial
Not that we can make this, but I love this so much and maybe it will be an inspiration to someone...