Everything you can do with the Apple Pencil and Logitech Crayon on your iPad - The Mac Security Blog
How To Make A Stylus Using Any Pen/Pencil - YouTube
DIY: The 2-minute Stylus - CNET
What is a Stylus? How Does a Stylus Work? Amsterdam Printing Blog
Amazon.com: Capacitive Stylus Pen (4 Pack), Universal Stylist Pens 2 in 1 Precision Series Fine Point Disc Touch Screen for iPhone/iPad/Android/Tablet and All Screens : Cell Phones & Accessories
How to Make a Stylus With a Few Household Supplies