Componet-Parent to Child trigger

components.student-list.js

import Ember from 'ember';

export default Ember.Component.extend({
  actions : {
  	removeComponent(){
    	this.get('onRemove')();
      console.log("removed called from children");
    },
		resetComponent(){
			this.attrs.onReset();
		}
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  actions : {
  	removeController(){
    	this.send("removeRoute");
    },
    resetController(){
    	this.send('resetRoute');
    }
  }
});

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
    listOfStudents: [],
    beforeModel() {
        this.reset();
    },
    model() {
        return this.get('listOfStudents');
    },
    reset() {
        let st = this.get('listOfStudents');
        st.clear();
        st.pushObject('Tiffany');
        st.pushObject('Zack');
        st.pushObject('George');
    },
    actions: {
        removeRoute() {
            this.get('listOfStudents').popObject();
        },
        resetRoute() {
            this.reset();
        }
    }
});

templates.application.hbs

<h2 id="title">Welcome to Ember</h2>
<br>


<br>
{{#each model as |student|}}
  {{student}}<br>
{{/each}}
{{outlet}}
<br>
<br>

{{student-list onRemove=(action 'removeController' ) onReset=(action 'resetController')}}

templates.components.student-list.hbs

<button {{action 'removeComponent'}}>Remove</button>
<button {{action 'resetComponent'}}>Reset</button>

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1"
  }
}