Run the “Care Calculator”, declare the online auction of the equipment of famous biathletes, to collect 15 thousand reposts, asking for help. These and other solutions are used by Russian non -profit organizations to carry out fundraising campaigns. The greenhouse made an overview of online campaigns, which were awarded the prize for achieving funds to the charity and social projects "Golden Cat". The All -Russian Prize "Golden Cat" was established by the Association of Fandraisers .

Content: The material was updated in December 2021. The Privnote online service allows you to send messages that will be automatically destroyed after reading them. It is impossible to restore such a letter. The greenhouse tested a free tool. The service is very easy to use. It is free and does not require registration. To send messages from the site, you need to go to Privnote.com. You will immediately find yourself in the editor window in which you need to write the text of the letter.

Virtual reality finds its use not only in the game industry. Microsoft engineers have developed a device to help blind and visually impaired people based on VR technology. A special cane, supplemented by a tracker and a VR-helmet, allows you to recreate physical space in virtual reality. Interacting with virtual objects, the cane makes sounds familiar to a person, imitating a collision with plastic, stone, wood and so on.