THE EXPRESS COMPASS

QUICK COMPASSWhat if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
 

Recommend to read

  • DRILLS RAZOR…DRILLS RAZOR…
    Hams often have to drill into circuit boards of a large number of holes of small diameter. To do this a serial drills is not very convenient — too big size. And slim drill not so easy to...
  • THE VOICE FROM THE BOTTLETHE VOICE FROM THE BOTTLE
    Another art project from a five-liter bottles — the mouthpiece, which are used by the tourists. You only need to cut off the bottle bottom and the mouthpiece is ready. If "communication"...