Draw Your Own Circuit
This is the perfect educational gift for your kids to learn how circuits work. This kit will come with a pen that conducts its own electricity so you can draw circuits that connect to and light up an LED light.
Non-toxic, silver conductive ink pen - Write on any surface your regular rollerball pen will!
Kit includes 11 magnetic modules to create functional circuits on paper
Includes Circuit Scribe Workbook + Sketchbook, 9V battery, steel sheet, stencil and accessories
Resistance is 0.05-0.2ohms/sq/mil (2-10ohms per cm of writing)
The most successful conductive ink pen - funded on Kickstarter by over 12,000 backers