Light bulbs and spinning wires which glow with weird effects, cigarettes which light mysteriously— these are a few of the stunts you can do with this vacuum tube Tesla coil. Description from energeticforum.com. I searched for this on bing.com/images
Wireless Transmission Theory | the Tesla Effect
I would just take it the safety dome to school, and whenever someone annoyed me I would climb inside and curl up in a little ball.
or maybe just make my own version $39.99
Code 39 besser bekannt unter dem Begriff Barcode
spirals in nature | Spirals in Nature | Original Beauty