A working modem using HTML5 sound

Martin Kirkholt Melhus's workplace bans connecting his development computer to the internet, so he hacked together a modem using HTML5: by plugging over-the-ear headphones into his laptop's 3.5mm audio jack and then placing the headphones over a network-connected built-in mic, he is able to tunnel a network connection outside the firewall (or that's the theory; as he notes, "This was only ever intended as a gimmick and a proof of concept - not something that I would actually use at work.") Read the rest

A kid-friendly electronics board that you can program from the web

Peegar is an Arduinio-style electronics kit that you design programs for by dragging and dropping Scratch-style objects around in a browser; when you're done, the program is converted to a brief snatch of sound that you transmit through the board by plugging a standard audio cable into your device's headphone jack. Read the rest