Video Tutorial is coming; Pencil Drawing as a Sensor
There will be a Arduino video tutorialon next week.
Stay tune!
>(Unfortunately, this video tutorial will have Korean narration due to an additional class material for the college students at Seoul Women's Univ., Seoul, Korea.)
(image address; http://www.sussexvt.k12.de.us/science/The%20History%20of%20the%20World%201500-1899/The%20Invention%20of%20the%20Pencil_files/image001.jpg)