Do it yourself - with your own hands. Page 222

I was simply mesmerized when I repeated this beautiful and exciting experiment! It does not contain hard-to-find reagents; all the ingredients are in the kitchen - baking soda and vinegar. This experiment is called "hot ice". He can be

This simplest light music has only one element. Yes, absolutely alone and nothing but: no resistors, no transistors... It is quite possible to assemble such a light and music installation in 30 minutes. All you need is one solid state relay.

What are skeletonized leaves? These are leaves in which only the “skeleton” remains - that is, the veins, and all soft tissues have been removed. Under natural conditions, such leaves are obtained if, for example, they lie all winter in a stream or on moist soil. But

I can say without a doubt that this is the simplest metal detector I have ever seen. It is based on just one TDA0161 chip. You won't need to program anything - just assemble it and that's it.Another big difference is that he

Today, a very large number of people use contactless passes: at enterprises, in hostels, etc. Such a pass is also called a “tag”. Some of the most common RFID badges have an operating frequency of 125 kHz. By internal

A gift that is made with your own hands is unforgettable and unique. Therefore, a postcard using the quilling technique will be an ideal solution for any occasion. Next, a master class will be presented that will help everyone perform a simple and very

The main advantage of this mini soldering iron is that it is powered by a 3.7 V battery. It is not connected to the network and you can easily take it with you. Of course, its power is not great, but it is quite enough to solder wires or

Do you want to please young parents with a useful gift that also looks bright and stylish? Then make a diaper cake for them. After all, unlike soft toys, which will gather dust on the shelves for a long time, the baby needs diapers

A shocker pen is a great way to prank a friend. Imagine your friend asks you for a ballpoint pen. You give him a spare. And as soon as he presses the paste eject button, he will be hit by a small electric shock. You can also leave the pen unattended

Sofa pillows are not only a wonderful interior decoration, but also useful things in the house. And I really love sewing sofa cushions. I use different fabrics for sewing them (curtain silk, tapestry, calico), but I prefer thick fabric used for

You should definitely spend the New Year holidays with your children. And for fun to also bring benefits, it’s worth doing New Year’s crafts. A house made of thin cardboard looks very original and interesting. It can be decorated with a wide variety of

Nikola Tesla is truly a brilliant inventor of all times. He practically created the entire modern world. Without his inventions, we would not have known what we know now about electric current for a long time. One of Tesla's brightest and most amazing inventions is

Who would have thought that an old denim skirt could find new life in the form of fashionable and very cozy fleece slippers? But remaking old things is always creative. The idea that arises captivates and, it seems, leads itself, remains

Drinking a cup of hot tea or coffee is always pleasant and healthy, especially when it’s cold or raining outside. Some people simply cannot imagine starting the day without a cup of invigorating coffee. Well, an electric one will help heat the water for these drinks.

The Christmas holidays invariably bring with them a warm atmosphere and good mood.Maybe that's why you want to fill your home with cute things and decor. Hand made creations are perfect for this – sincere, positive and

The cutter is designed for cutting foam plastic 3-4 centimeters thick. The cutter is powered by two AA batteries. This is its main advantage, that you can take it with you anywhere. And cutting foam plastic is now a very necessary thing. Those who arrange weddings or

A mini drill can be used to drill holes in textolite boards for the output of radio elements. I personally built a mini drill for this purpose, but you can use it for other purposes as well.

Making a real solar battery at home is almost impossible. To do this, you need not only specialized factory equipment, but special chemicals that cannot be found so easily. But if you suddenly feel really impatient,

A Christmas tree covered with snow looks very beautiful. It is not only a symbol of the upcoming holiday, but also personifies winter nature. Many people try to replicate the image of a snow-covered spruce in crafts, using cones, paints or white paper. But what

During my life I have seen many different mousetraps and rat traps. It’s not that I’m in any way interested in this, but I was just faced with removing mice from the house. I'll tell you how to make a mousetrap that will kill a mouse with an electric discharge.

This wall lamp provides smooth and even illumination. This is achieved by the fact that light is reflected from external obstacles and scattered. If desired, such a unique lamp can be assembled in about 30 minutes, having everything at hand, of course. This wall

From scrap materials you can make a good toy or a gift for children for a holiday (birthday, New Year) with your own hands. We made a beautiful plush bunny from a yellow viscose napkin. It took me seven to work with the toy.

The method of catching fish with a plastic bottle will not require a lot of effort and time from you to make simple fishing gear. With such a trap you can catch fish in almost all regions and in all continents where there is a river with fish. Everything you need

Very soon, a blanket of snow will cover the ground and the smell of New Year's holidays will be in the air. If you have a coniferous tree (pine, spruce, thuja) growing in your yard or dacha, then it’s time to think about their holiday decorations.