If you mean in the grounds of schools, then you might like to see the solutions developed by the UK organisation Learning through Landscapes - https://www.ltl.org.uk/
If teachers are to prepare an ever more diverse group of students for much more challenging work—for framing problems; finding, integrating and synthesizing information; creating new solutions; learning on their own; and working cooperatively—they will need substantially more knowledge and radically different skills than most now have and most schools of education now develop.