It's a reference to the Prussian education system, you can read a summary here - https://www.infobloom.com/what-is-the-prussian-education-system.htm
And here an essay explains the problem with this system https://feltd.wordpress.com/2010/09/16/the-prussian-german-educational-system/
It's a reference to the Prussian education system, you can read a summary here - https://www.infobloom.com/what-is-the-prussian-education-system.htm
And here an essay explains the problem with this system https://feltd.wordpress.com/2010/09/16/the-prussian-german-educational-system/
(post is archived)