Chemistry and experiments

A video in which step by step it is examined how to make soap bubbles at home with your own hands.

The video talks about an interesting, fascinating experience, it shows how to make a battery of candles (3 volts) with your own hands at home.

No magic, just knowledge of the laws of physics and that’s it! Everything is very simple, it’s like a forgotten childhood toy “tumbler”. Make a similar ball and surprise your friends. He rolls very slowly downhill

A short video will tell you how to make a blessed fire with your own hands, which does not burn the skin, how much it does not hold.

If you collect coins, then this useful tip will be very useful for you. Over time, the surface of the coins loses its luster, oxidizes, and dims. But there is one simple way how to return

Ballooning is great fun. Fortunately, portable helium cylinders have now appeared in online stores. One such balloon is enough to inflate 5-6 balls. But if helium is not

The inspiration for the construction of this unit was the program "Legend Destroyers" on the Discovery Channel. In this program, the "destroyers" tested the myth of how Archimedes burned the Roman fleet with

Recently I came across a site with photos of the original forms for ice. I really wanted to make myself the same. These forms can be made independently from silicone sealant.

Steam turbine. The first mention of steam engines dates back to the beginning of the first century BC. The relatively simple operating principle has made this steam engine fundamental to humanity on