
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
GARDEN ON THE WINDOWSILL
Those who are engaged in home hydroponics and grows herbs on the windowsill, suggest of plastic containers of different kinds of domestic dry and liquid substances to make a convenient...
CRUSHER FOR GRAIN
Do not rush to dispose of old vacuum cleaner: the motor will serve to drive crusher — indispensable assistant in the preparation of feed for poultry and other domestic animals. The...