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.
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THE STAGES NOTE
I do karting and would like to share one with those who are interested in this sport. The motor MMVZ-3115 has a weakness — the shift shaft. The fact that the bike's gearshift...
RELIABLE TIMER
Timer "school", published in "M-K" № 12 in 1986, is a unique combination of reliability, service life and good flight properties. Now that our group operated two such machines, we can...
