The snowmobile described in this story was built by tenth-grader Sergey Sorokin from the Altai village of Ust-Kamanka. And that is no surprise. The young man has been keen on machinery since childhood — for eight years he has been attending the CDT (Center for Children’s Creativity) in the “Small-Size Machinery” club. Club leader Viktor Read more…
Cases of water being shut off in homes for a long time are not uncommon — not only for repairs to the water-supply system, but also to save water. Such interruptions carry the risk of flooding the entire apartment and the neighbors’ because of a faucet left open, which happens not only in a hurry Read more…
Any gardening tools used by gardeners and vegetable growers are operated mainly during the warm season, and the rest of the time they are simply stored, waiting for their turn. That is why the requirements placed on them are understandable: they should be convenient not only in use. It is no accident that among mechanization Read more…
This simplest incubator can become a reliable helper in any household; it will spare you the annoying spring worries of buying chicks for your farm. The device is as easy to make as it is to operate. The idea for this incubator belongs to “M-K” reader V. Shopin from Belgorod region; the design work was Read more…
There is no doubt: a motor plow or a microtractor on a household plot is a jack-of-all-trades helper. But where the plot is quite small, and trees and shrubs in the garden are planted rather densely, a walk-behind tractor with an internal combustion engine simply has no room to turn around. That is where a Read more…
Our land is rich in natural gifts. Among them, a special place belongs to precious, semi-precious, and ornamental stones. It is no wonder that working ornamental stone attracts many craftsmen and enthusiastic amateurs. And to do this successfully, desire and talent alone are not enough — you need special tools and at least a minimum Read more…
How much trouble tire demounting and mounting on passenger-car wheels causes for beginners (and not only them)! Bent rims, torn tire beads, tubes bitten by a tire iron, and even injured fingers are frequent companions of this work. That is why many car owners prefer to go to a service station and entrust it to Read more…
An apparatus for gas cutting and welding of various materials, including refractory metals, would hardly be unwanted in any household. Especially a compact one that is completely safe to handle. But where can you get such a device? And for many people buying one is simply out of reach. Yet among supporters of small-scale mechanization Read more…
Historians claim that the sail appeared on land about four millennia ago! Fantasy? No — there is documentary evidence for it. In 1953, an Italian archaeological expedition excavating the temple of Ptolemy near the town of Medinet Madi discovered the remains of an ancient land sailer. It was designed and built under the direction of Read more…
PEDALS PLUS A LEVER They say inventing the bicycle is a thankless task. And yet… And yet… This machine, refined in design over many decades, never ceases to excite inventors’ minds. Recall that “bicycle” from Greek means “fast feet.” But why only the feet? There are also the arms. Can’t their strength be used for Read more…
