The boy was aged just 13 when he got his hands on instructions for explosives.
At the age of 14, the youth, from south-east Cornwall, amassed a stash of terror material and shared far-right extremist ideology in online chatrooms.
He pleaded guilty to 12 offences – two of dissemination of terrorist documents and 10 of possession of terrorist material.
The wider picture revealed in this case - the actions, words and mindset of teenagers - is deeply concerning
Judge Mark Dennis QC
The defendant, who cannot be identified for legal reasons, was handed a 24-month youth rehabilitation order by Judge Mark Dennis QC at the Old Bailey on Monday.
El terrorista neonazi más joven de Gran Bretaña se salva de la cárcel larazon.es - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from larazon.es Daily Mail and Mail on Sunday newspapers.