You can find a simple description of SEA and its use in everyday education situations. It is a methodology developed by Ramón Flecha and his team. The full descritption can be found in the original publication that you can download from there: https://library.parenthelp.eu/successful-educational-action/
To help you develop your own plan, we have also created a simple template that you also find in the Library here: https://library.parenthelp.eu/successful-educational-plan-template/