Excellent multidimensional explanation about Finnish system! Please read!
It also contains the broader view of curriculum being the practical and helpful guiding tool for intentional teaching and learning – yet providing flexibility for individual schools and teachers to make learning happen in an individualized way. It is the true work plan. Not something publishers are selling, but a tool created for your school and your students.
Mentioning the corridors etc. as important places for learning made me miss the days I was teaching elementary in Finland, and often sent students to study in small groups to different places (like corridors) within the school building … sometimes we used stairs or dressing rooms as small group spaces. Students completed their assignments and returned to classroom to ask for more…. 🙂 But nobody was worried about them going missing, as they were highly accountable for their own learning.