The document describes a program implemented by Junior College Utrecht (JCU) to effectively involve all stakeholders in supporting teachers to implement a new science curriculum called Nature, Life and Technology (NLT). The program included activities like developing curriculum modules, testing them at JCU and partner schools, providing training and financial support for teachers, and certifying and disseminating the modules nationwide. Surveys found that the program helped facilitate interaction between teachers and other stakeholders, collaboration among teachers, and connection of the modules to classroom practice, supporting effective implementation of the new curriculum.