Tuan Nguyen is using a Raspberry Pi to power his 'Dream Weaver' table which draws pictures using a magnet in sand.
Do not reuse sandbags that are exposed to flood waters that can be filled with sewage, oil or lawn chemicals. You can store them in a dry, covered location above ground. Go here to find out where to ...
French artist Théo Mercier's massive installation MIRRORSCAPE is a whole landscape of unwanted junk, found on his travels in Tasmania and sculpted in sand.