Inflatable sleds will no longer spin while riding
+ A - "Vatrushka" will drive straight An inventor from Irbit (Sverdlovsk region) recently received a patent for an invention...
+ A - "Vatrushka" will drive straight An inventor from Irbit (Sverdlovsk region) recently received a patent for an invention...
Competitions in national sports were held in the Murmansk region as part of the Northern Holiday. One of them was...