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Sandscript Automatic Sand-Drawing Machine | Sandscript Automatic Sand-Drawing Machine | By Taras Kul | Facebook | Pop this open. Looks like this thing is magnetic field thing and send over here and
Sandscript: A Magnetic Ball That Draws In Sand All By Itself
Kinetic Sand
Sandscript, A Device That Uses Magnets to Let You Control Steel Balls and Draw Patterns in the Sand
Sandscript: A Magnetic Ball That Draws In Sand All By Itself