Activity A.l talks a lot about how classroom binders helps your organize your work.The PLTW gateway notebook is also something you can use to organize your work.A gateway notebook also contains all design work completed for a specific design project.the PLTW notebook is a documentation of all tasks completed during a design process. Students use a PLTW gateway notebook to document their design work.The binder is used to store course materials but not including the engineering notebook.