how to routes localhost url in Laravel 5.2

I am working with laravel application. in my application I have controller function to view form as following.

public function create()
   {
            return view('projects.new');
        }

when view projects/new.blade.php file it is contain form. in this form fill and save it is generated new project in project table. now I need after save this form next page redirect to the collaborator.blade.php file in the same projects folder. and local host url as this

localhost:8000/projects/10/collaborators

how can I manage controller and routes to success above requirements?

via Chebli Mohamed