f you're a web-developer and you like a challenge, try solving my puzzle. For this puzzle I've used a cardboard a cutter plotter and 2 LIFX LED light bulbs. LIFX can change colors and brightens by listening to surrounding sounds.A more detailed post on how this puzzle was made : http://imgur.com/a/jYRX3 Here you can buy LIFX bulbs: http://www.lifx.com Let me know if you want any particular details