With the project "The blank page", the library centre of Schleswig-Holstein started a process in 2018 that particularly stimulates a discussion of future issues and that's geared towards education for sustainable development. The characteristic aspects of the project are the openness for cooperation and a dynamic continuation, even beyond the project period, characterized by a multimedia, digital, and analogue diversity, which continues to evolve from the impulses of the project to this day with creatively designed forms such as c-books, video clip, podcast, blog and much more. The global perspective, which is expressed in various international aspects of the project, is of fundamental importance. The following report traces this development process from the basic considerations to the diverse variants that have emerged from the project since then-also currently under the special conditions of the pandemic. Open end ...