“At the International Space Station, astronauts and astronauts use a toothbrush designed by a Moscow schoolboy Dmitry Reznikov.
At the time of his idea, he was in the 7th grade of School No. 1415 and he was then 12 years old.
Specialists of the Moscow Medical and Dentistry University recognized the design as an invention.
The brush has three buttons on the handle: the first turns on the supply of toothpaste between the bristles, the second is supplied with air by a miniature compressor, the third is removed into the trash can, using the reverse suction method, the spent paste.
Louis Braille, at the age of 15, in 1824, invented a typeface that made it possible for blind people to read. It is still used by the blind all over the globe.
As a basis, Louis took a font for reading at night, which was used by all in those days, all the military to decipher reports.
Philo Farnsworth , who, at the age of 15, created electronic imaging technology. Modern television owes a lot to this man.
As a schoolboy, Philo presented his chemistry teacher with a project for long-distance electronic transmission of images.
Four years later, he developed a vacuum tube for imaging, in which phosphorus was emitted by electrons.
In 1927, he first carried out the transmission of an electronic image - a horizontal line; before that, television worked on mechanical modules, and Farnsworth himself, known as a mad genius, became the prototype of Professor Hubert Farnsworth, the hero of the animated series "Futurama".
Funny fur earmuffs against the cold were invented by the American Chester Greenwood at the age of 15. The young man loved to skate and listen to music at the same time.
At one of these moments, he got the idea to make fur headphones.
15-year-old schoolboy Jack Andraka came up with a new method for diagnosing cancer.
It is a tester for diagnosing cancer of the pancreas, ovaries and lungs in the early stages, and it turned out to be several times cheaper and faster than previously used analogues. Results can be obtained in five minutes.
11-year-old Frank Epperson created the world famous popsicle ice cream. One winter evening, the boy simply forgot a glass of soda and a stirrer stick on the porch, and the next morning the very thing that is now called popsicle ice cream was found.
Seven years later, the enterprising Frank took advantage of his childhood discovery and began selling frozen lemonade.
American schoolgirl Mallory Cuveman invented pills for hiccups at the age of 13. The girl solved the problem that periodically plagues almost every person with the help of two ingredients - sugar and apple cider vinegar. This is how the hiccups lollipops turned out.
14-year-old Jonah Cohn has developed the Good vibrations device, which converts sound waves into tactile sensations. This is how hard of hearing people can feel the music.
This idea came to the boy's head when he kissed the guitar out of curiosity. In 2012, he won the Google Science Fair competition.
Everyone's favorite entertainment - plasticine was invented by a schoolgirl. The girl was the granddaughter of a wallpaper cleaner. The little inventor suggested using a game tool.
She removed the cleaning agent from the composition and added almond oil and colored dyes to create plasticine. The desire to play prompted the girl to invent.
Well, let's finish with a remedy for painless bandage removal. Alana Myers, at the age of eight, managed to visit the hospital. After discharge, the girl was prescribed dressings, which did not pass painlessly.
By mixing soap, water and lavender oil, young Myers came up with a product that helps remove bandages while minimizing pain".