In 1876 it was decided to relocate the institution again to Nedre Sund farm on the island of Helgøya in Lake Mjøsa, in Hedmark.
The children were used as farm workers, under the surveillance of local farmers from Helgøya, and he had the impression they were regarded as inferior to the most primitive of animals.
Their instincts of self-preservation also made them learn how to make picklocks to gain access to storages of potatoes or turnips, in order to appease their hunger.
[6] Essentially they learned two things at the institution: hatred of all kinds of oppression and tyranny, and solidarity against what he called slave-drivers and executioners.
[1][8] From 1951 the location at Helgøya was used by the municipality of Oslo as a home for mentally disabled persons.