diff --git a/awesome_owl/static/src/card/card.js b/awesome_owl/static/src/card/card.js
new file mode 100644
index 00000000000..1875643d880
--- /dev/null
+++ b/awesome_owl/static/src/card/card.js
@@ -0,0 +1,34 @@
+
+import { Component, useState, xml } from "@odoo/owl";
+
+export class Card extends Component {
+    static template = xml`
+<div class="card d-inline-block m-2">
+    <div class="card-header">
+        <button class="btn btn-primary" t-on-click="() => state.state=!state.state">Toggle</button>
+    </div>
+    <div t-if="state.state">
+        <h5 class="card-title"><t t-esc="state.title"/></h5>
+        <p class="card-text">
+            <t t-slot="default"/>
+        </p>
+    </div>
+</div>`;
+    static props = {
+        title: String,
+        slots: {
+            type: Object,
+            shape: {
+                default: true
+            },
+        }
+    }
+
+    setup() {
+        this.state = useState({ title: this.props.title, state: true})
+    }
+
+    toggle() {
+
+    }
+}
diff --git a/awesome_owl/static/src/counter/counter.js b/awesome_owl/static/src/counter/counter.js
new file mode 100644
index 00000000000..c9fa2e80b23
--- /dev/null
+++ b/awesome_owl/static/src/counter/counter.js
@@ -0,0 +1,21 @@
+
+import { Component, useState } from "@odoo/owl";
+
+export class Counter extends Component {
+    static template = "awesome_owl.counter";
+    static props = {
+        onChange: { type: Function, optional: true }
+    }
+
+    setup() {
+        this.state = useState({ value: 0 });
+    }
+    
+    increment() {
+        this.state.value++;
+        if (this.props.onChange) {
+            this.props.onChange();
+        }
+    }
+
+} 
\ No newline at end of file
diff --git a/awesome_owl/static/src/counter/counter.xml b/awesome_owl/static/src/counter/counter.xml
new file mode 100644
index 00000000000..5d6964079a8
--- /dev/null
+++ b/awesome_owl/static/src/counter/counter.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<templates xml:space="preserve">
+    <t t-name="awesome_owl.counter">
+        <div class="m-2 p-2 border d-inline-block">
+            <p>Counter: <t t-esc="state.value"/></p>
+            <button class="btn btn-primary" t-on-click="increment">Increment</button>
+        </div>
+    </t>
+</templates>
\ No newline at end of file
diff --git a/awesome_owl/static/src/playground.js b/awesome_owl/static/src/playground.js
index 657fb8b07bb..e1c315a03aa 100644
--- a/awesome_owl/static/src/playground.js
+++ b/awesome_owl/static/src/playground.js
@@ -1,7 +1,22 @@
 /** @odoo-module **/
 
-import { Component } from "@odoo/owl";
+import { Component, useState, markup } from "@odoo/owl";
+import { Counter } from "./counter/counter";
+import { Card } from "./card/card";
+import { TodoList } from "./todolist/todolist";
 
 export class Playground extends Component {
     static template = "awesome_owl.playground";
+    static components = { Counter, Card, TodoList };
+
+    
+    setup() {
+        this.someHTML = markup("<div class='text-primary'>some content</div>");
+        this.someText = "<div class='text-primary'>some content</div>";
+        this.sum = useState({ value: 0 });
+    }
+
+    incrementSum() {
+        this.sum.value++;
+    }
 }
diff --git a/awesome_owl/static/src/playground.xml b/awesome_owl/static/src/playground.xml
index 4fb905d59f9..e73171d4892 100644
--- a/awesome_owl/static/src/playground.xml
+++ b/awesome_owl/static/src/playground.xml
@@ -3,7 +3,19 @@
 
     <t t-name="awesome_owl.playground">
         <div class="p-3">
-            hello world
+            <div>
+                hello world
+                <Counter onChange.bind="incrementSum"/>
+                <Counter onChange.bind="incrementSum"/>
+                <Card title="'My Card'">
+                    <Counter onChange.bind="incrementSum"/>
+                </Card>
+                <Card title="'Card 2'">
+                    My little Card
+                </Card>
+                <t t-esc="this.sum.value.toString()"/>
+            </div>
+            <TodoList />
         </div>
     </t>
 
diff --git a/awesome_owl/static/src/todolist/todoitem.js b/awesome_owl/static/src/todolist/todoitem.js
new file mode 100644
index 00000000000..1665db70967
--- /dev/null
+++ b/awesome_owl/static/src/todolist/todoitem.js
@@ -0,0 +1,32 @@
+
+import { Component, useState, xml } from "@odoo/owl";
+
+export class TodoItem extends Component {
+    static template = xml`
+    <div t-att-id="'todo-' + this.todo.value.id" t-att-class="{'text-muted': this.todo.value.isCompleted, 'text-decoration-line-through': this.todo.value.isCompleted}">
+        <input type="checkbox" t-att-checked="isCompleted" t-on-change="onChange"/>
+        <t t-esc="todo.value.id"/>. <t t-esc="todo.value.description"/>
+        <span class="fa fa-remove" t-on-click="onDelete"/>
+    </div>`;
+    static props = {
+        todo : {
+            id: { type: Number },
+            description: { type: String },
+            isCompleted: { type: Boolean }
+        },
+        toggleState: { type: Function },
+        removeTodo: Function
+    }
+
+    setup() {
+        this.todo = useState({ value: this.props.todo })
+    }
+    
+    onChange() {
+        this.props.toggleState(this.props.todo.id)
+    }
+
+    onDelete() {
+        this.props.removeTodo(this.props.todo.id);
+    }
+}
diff --git a/awesome_owl/static/src/todolist/todolist.js b/awesome_owl/static/src/todolist/todolist.js
new file mode 100644
index 00000000000..188dc3f6638
--- /dev/null
+++ b/awesome_owl/static/src/todolist/todolist.js
@@ -0,0 +1,47 @@
+
+import { Component, useState } from "@odoo/owl";
+import { TodoItem } from "./todoitem";
+import { useAutofocus } from "./utils";
+
+export class TodoList extends Component {
+    static template = "awesome_owl.todolist";
+    static components = { TodoItem };
+    
+    setup() {
+        this.todos = useState([]);
+        
+        useAutofocus("myInput");
+    }
+    
+    addTodo(ev) {
+        if (ev.keyCode === 13) {
+            var todoId;
+            if (this.todos.length == 0) {
+                todoId = 1;
+            } else {
+                todoId = this.todos[this.todos.length -1].id + 1;
+            }
+            var content = document.querySelector(".todo_content");
+            if (content.value != "") {
+                this.todos.push({ id: todoId, description: content.value, isCompleted: false });
+                content.value = "";
+            }
+        }
+    }
+
+    toggleState(todoId) {
+        const todo = this.todos.find((todo) => todo.id == todoId)
+        if (todo) {
+            todo.isCompleted = !todo.isCompleted; 
+        }
+    }
+
+    removeTodo(todoId) {
+        // find the index of the todo to delete
+        const indexTodo = this.todos.findIndex((elem) => elem.id === todoId);
+        if (indexTodo >= 0) {
+            // remove the todo at index from todos
+            this.todos.splice(indexTodo, 1);
+        }
+    }
+}
diff --git a/awesome_owl/static/src/todolist/todolist.xml b/awesome_owl/static/src/todolist/todolist.xml
new file mode 100644
index 00000000000..e12fb3374e4
--- /dev/null
+++ b/awesome_owl/static/src/todolist/todolist.xml
@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<templates xml:space="preserve">
+
+    <t t-name="awesome_owl.todolist">
+        <div class="card d-inline-block m-2">
+            <input t-ref="myInput" class="todo_content" placeholder="Enter a new task" t-on-keyup="ev => this.addTodo(ev)"/>
+            <t t-foreach="todos" t-as="i" t-key="i.id">
+                <TodoItem todo="i" toggleState.bind="toggleState" removeTodo.bind="removeTodo"/>
+            </t>
+        </div>
+    </t>
+
+</templates>
diff --git a/awesome_owl/static/src/todolist/utils.js b/awesome_owl/static/src/todolist/utils.js
new file mode 100644
index 00000000000..69cf11c2d05
--- /dev/null
+++ b/awesome_owl/static/src/todolist/utils.js
@@ -0,0 +1,10 @@
+
+import { useRef, useEffect } from "@odoo/owl";
+
+export function useAutofocus(name) {
+  let ref = useRef(name);
+  useEffect(
+    (el) => el && el.focus(),
+    () => [ref.el]
+  );
+}