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+===================
+Lessons and Modules
+===================
+
+Courses can have lessons and quizzes encapsulated using a module.
+
+	* **What is a lesson?**
+		A lesson can be any markdown text or an embedded video of a particular topic.
+
+	* **What is a module?**
+		A module encapsulates lessons and quizzes. A module can have its own description 
+		as a markdown text or an embedded video.
+
+
+Setting up a Lesson
+-----------------------
+
+	To create a new lesson or edit any existing lesson click on **Add/View Lessons** from courses page.
+
+	.. image:: ../images/view_lessons.jpg
+
+	This page shows all the lessons created by you.
+
+	Click on **Add new Lesson** to add new lesson. Click on the **lesson name** to edit a lesson.
+
+	.. image:: ../images/add_lesson.jpg
+
+	* **Name** - Name of the lesson.
+	* **Description** - Description can be any markdown text or embedded video link.
+	* **Active** - Activate/Deactivate a lesson
+	* **Lesson files** - Add files to the lesson which will be available for students to view and download. All the uploaded files will be shown below.
+
+	Click on **Save** to save a lesson.
+
+	Click on **Preview Lesson Description** to preview lesson description. Markdown text from the description is converted to html and is displayed below.
+
+	Select the checkbox beside each uploaded file and click on **Delete files** to remove files from the lesson.
+
+	Click on **Embed Video Link** to embed a video. On clicking a pop-up will be shown.
+
+	.. image:: ../images/embed_video.jpg
+
+	Enter the url and click on **Submit** a html div is generated in the text area below.
+	Click on the button below the textarea to copy the textarea content. This html div can then be added in the lesson description.
+
+
+Setting up a Module
+-----------------------
+
+	To create a new module or edit any existing module click on **Add/View Modules** from courses page.
+
+	.. image:: ../images/view_modules.jpg
+
+	This page shows all the modules created by you.
+
+	Creating a new module or editing an existing module is similar to a lesson creation with a difference that a module has no option to upload files.
+
+
+Design a Module
+---------------
+
+	To add lesson or quizzes to a module click on **Add Quizzes/Lessons for <module-name>**.
+
+	.. image:: ../images/design_module.jpg
+
+	**Available Lessons and quizzes** contains all the lessons and quizzes that are not added to a module.
+
+	To add a lesson or a quiz to the module select the checkbox beside every lesson or quiz and click **Add to Module** button.
+
+	**Choosen Lesson and quizzes** contains all the lessons and quizzes that are added to a module.
+
+	A lesson or quiz added to a module becomes a unit. A unit has following parameters to change:
+
+		**Order** - Order in which units are shown to a student.
+
+			To change a unit's order change the value in the textbox under **Order** column and click **Change order**.
+
+		**Check Prerequisite** - Check if previous unit is completed. Default value is **Yes**.
+			For e.g. A student has to first complete **Yaksh Demo quiz** to attempt **Demo Lesson** if the value is **Yes**.
+
+			**Currently** column shows the current value of **Check Prerequisite** which in this case is **Yes**.
+
+			Select the checkbox from **Change** column under **Check Prerequisite** and click **Change Prerequisite** button to change the value.
+
+	To remove a lesson or a quiz from the module select the checkbox beside every lesson or quiz and click **Remove from Module** button.
+
+
+
+
+