30.07.2021
29.07.2021
29.07.2021
27.07.2021
27.07.2021
Yuri Tsolakovich Oganessian is the only man in the world whose address can be written with chemical elements. He is waiting for letters from school students of the Big Break project. The authors of the most memorable ones will receive invitations for the meeting with the scientist.
26.07.2021
22.07.2021
21.07.2021
19.07.2021