Realizzarre materials with a green flame of the supermarket
This video shows us how to make a green flame using just the components you can find in any supermarket.
The video is in English, but easy to understand even just looking at pictures. [Read more →]
(Article visited: 1,612)Create instant ice
Thanks to this video and a few items we could create our instant ice ... Just to see it hit the water freeze ... try it! This is absolutely not a fake, but a chemical reaction. The ice made by this method, however, can not be used to directly cool the drinks, but only to freeze the outside (maybe a can or bottle). As you can see in this video, as well as make the instant ice, you can also create "sculptures" of ice!
(Article visited: 1541)Make a metal detector with a calculator
Who would have thought that you can make a metal detector with the etch Debian a calculator? It seems incredible, right? With a few euros you can amaze your friends. The only problem is that the video showing the process of creating the metal detector is in English. Patience! 
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