Useful and interesting. Page 80

Sometimes you need to determine the direction: where is SOUTH, where is NORTH, but as always, you don’t have a compass at hand, unfortunately. What to do ? Make your own compass in a few minutes.

Homemade machines - 12 photos with descriptions. In principle, the heart of almost any machine is the motor. And the motor can be obtained anywhere: a broken washing machine, an old reel-to-reel tape recorder, a printer or hair dryer, etc. . .

And one more product joins the section of crafts made from plastic bottles. We have a rather funny and interesting piggy bank in the photo. Is not it? Making such a piggy bank from scrap materials is quite simple. + to top it all off, here are a couple more interesting ones

So, we will fold useful origami, this time an envelope for 4 disks and still from one A4 sheet

This morning I came up with the idea to make a mini scale so that you can weigh from 1g. I started looking for various junk around the apartment from which I could make them.

Have you ever noticed that light bulbs have wonderful shapes, like little glass flowerpots? Here's what you can come up with using burnt out light bulbs:

On this page I will tell you how to cut a glass jar or bottle evenly at home without the use of special equipment.

A spectroscope is a device that allows you to study the spectrum of light by dividing its spectral components along a certain axis. Light can be divided into monochromatic waves either through the phenomenon of dispersion or diffraction. IN

Place a glass jar upside down on top of the crossed threads. A mouse that attacks the bait chews the thread, and the glass jar held on by the threads falls on the rodent.

Is it possible to photograph the Moon at home? “It’s possible,” will answer the person who has never held a camera in his hands. “No,” the professional will answer. To do this, you need expensive photographic equipment costing at least $1,500. An ordinary camera will only remove

For a long time I wanted a T-shirt with an inscription like in the picture, but I couldn’t find it. It turned out that you can make ANY picture or inscription on a T-shirt yourself. . .

It turns out that making a stylish leather case for your player yourself is not so difficult. We will need: 1. A little leather, the thicker the better 2. Thick cardboard or plywood 4. An awl 5.Blunt metal object 6. Water 7. Sharp knife.

A practical and very simple machine based on an electric drill. It is designed for processing wood and plastics: it allows you to cut bars, boards, plywood, plexiglass and textolite, saw slats and shaped strips, mill grooves, turn wooden

Do YOU ​​know what you can make from an empty CD can? If not, then watch. . .

Video instructions on how to make glasses with a hidden camera.

In various consumer electronics, protective glass is often made from plexiglass. This is a good material, if not for one of its drawbacks - scratches appear on it easily. We tried to describe the most accessible polishing technology

Do you want to transform the night view of your car? Or surprise someone? - There is nothing simpler!

If your dacha does not yet have electricity and gas, and heating water is a certain difficulty, I suggest making a solar water heater for showering and washing dishes from materials that can often be found in a landfill.

As a receiver, an OHP-10 fire extinguisher was obtained with a declared volume of 8.7 liters, which was actually measured to be 10.5 liters. I got the fire extinguisher during my internship at the enterprise.

Animated engraving has now found its application in the decor of your apartment.Interior doors decorated in this way will delight your guests and your entire family.

The machine for making cotton candy turns out to be very simple and anyone can build it.

I will tell you how to make a “lightbox” for product photography yourself and very inexpensively.

For many, it is still not clear how fiber optics works. Everything is clear here, look. . .

I sincerely hope that you never have to get rid of handcuffs, but if you do, watch the video instructions. . . .