Raspberry Pi 'Dune Weaver' table draws images in sand using magnets
Tuan Nguyen is using a Raspberry Pi to power his 'Dream Weaver' table which draws pictures using a magnet in sand.
Splendid table
A climate-controlled room at the Minnesota Landscape Arboretum holds thousands of rare books documenting a half-millennia of natural history. However, Andersen Horticultural Library visitors might ...