
What 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
Lawn mower made from a chainsaw
This spring this lawn mower was assembled quite quickly. Why quickly? Because there was no need to machine a single part. In addition, the design used inexpensive, readily available...
BARKAS UNDER THE “WHITE SUN”
The film "White sun of the desert" became a significant phenomenon in the life of our country — its popularity can be judged by how many sayings and winged expressions added to the...