Two brothers have been charged with attempted murder over an incident which left one child with serious head injuries and another with knife wounds.
The boys, aged 10 and 11, were arrested after another 11-year-old boy was found with head injuries in a ravine in Edlington, Doncaster, on Sunday.
His nine-year-old friend was found bleeding from knife wounds nearby and has undergone surgery.
The boys are also charged with robbery, the Crown Prosecution Service said.
They were remanded into secure local authority care after appearing at Doncaster Youth Court and will next appear in the same court on 14 April.
The older boy wore a red England shirt and his younger brother a grey T-shirt as the charges were read to them.
Chris Hartley, head of the service's Crown Court Unit, said: "We have now authorised the police to charge a boy aged 10 and a boy aged 11.