gistfile1.js

// just the assignments app, when server does routing
render(<AssignmentsApp params={SERVER_PARAMS}/>, el)

// just the courses app, same AssignmentsApp when server routed
render((
  <Router>
    <Route path={SERVER_BASE_URL} component={CoursesApp}>
      <IndexRoute component={CourseDashboardApp}>
      <Route path="assignments" component={AssignmentsApp}>
    </Route>
  </Router>
), el)

// everything together, once everything is in react
render((
  <Router>
    <Route path="/" component={FullApp}>
      <Route path="discussions" component={DiscussionsApp}/>
      <Route path="gradebook" component={GradebookApp}/>
      <Route path="course" component={CoursesApp}>
        <IndexRoute component={CourseDashboardApp}>
        <Route path="assignments" component={AssignmentsApp}>
      </Route>
    </Route>
  </Router>
), el)