
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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BETWEEN THE CEILING AND FLOOR
Every thing in the house requires a certain space. Updated your library, does kolichestvo aquariums — in any case before you arises the problem of their placement. To solve this problem...
TRIHOMONATIDNYI TABLE
This machine will be your helper, if you're into modeling or just like tinkering. Even at home, you often need to cut the rail and otfugovat it or sharpen tool — all these operations "on...