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” it is alternately applied to the lips (the transmission), then to the ear (receiving), and the range of communication on the water with a pair of such horns, it turns out considerable — under favorable conditions up to a kilometer.
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To make this model forces students 4-6 grades, first starting modeling. The first detail which you will need when building Navoiy 6. It is made of the housing 4 missiles and cap-cone 1....
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In various treatment machines, cleaning the role of the washcloths make circular nylon brush. But making nylon circles and repairs them after wear synthetic bristles — a difficult and...
