Update 1-add-headers.md

.github/steps/1-add-headers.md

@@ -40,11 +40,18 @@ _Welcome to "Communicate using Markdown"! :wave:_
 
 1. Open a new browser tab, and work on the steps in your second tab while you read the instructions in this tab.
 1. Open the **pull requests** tab.
-1. Click **New pull request**, for the branches to compare, select `base: main` and `compare: start-markdown`.
-1. Click **Create pull request**.
+1. Click **New pull request**. For the branches to compare: select `base: main` and `compare: start-markdown`.
+1. Click **Create pull request** and **merge pull request**.
 1. In this pull request, go to the **Files changed** tab. We made an empty file `index.md` for you.
-1. Select **Edit file** from the three dotted **...** menu in the upper right corner of the file view on `index.md`.
+1. Select **Edit file** icon on `index.md`.
 1. On the **Edit file** tab, add a `#`, followed by a **space**, before any content you like to make it an H1 Header. You can add more headers, using one to six `#` characters followed by a **space**.
+   Example:
+   ```md
+   # h1
+   ## h2
+   ...
+   ###### h6
+   ```
 1. Above your new content, click **Preview**.
 1. At the bottom of the page, type a short, meaningful commit message that describes the change you made to the file.
 1. Click **Commit changes**.

.github/steps/2-add-an-image.md

@@ -22,7 +22,7 @@ Let's add an image. Include descriptive text in the square brackets. This text i
 
 ### :keyboard: Activity: Adding an image
 
-1. As you did before, edit the `index.md` file in this pull request.
+1. As you did before, go to and edit the `index.md` file in this pull request.
 1. In the file, add the correct Markdown for your image of choice. Don't forget to include alt-text!
 1. Use the **Preview** tab to check your Markdown formatting.
 1. Commit your changes.

.github/steps/3-add-a-code-example.md

@@ -42,7 +42,7 @@ var myVar = "Hello, world!";
 
 ### :keyboard: Activity: Adding a code example
 
-1. As you did before, edit the file in this pull request.
+1. As you did before, go to and edit the file in this pull request.
 1. In the file, add the correct Markdown for a code example of your choice.
 1. Use the **Preview** tab to check your Markdown formatting.
 1. Commit your changes.

.github/steps/4-make-a-task-list.md

@@ -28,7 +28,7 @@ _Great job adding a code example to the file :partying_face:_
 
 GitHub Actions went ahead and made a branch for you. So you'll need to add to the file we've created in the branch, and we will check your work as you work through this course!
 
-1. Return to your pull request.
+1. Return and edit to your pull request.
 1. Use Markdown to create a task list. Here is an example:
 
    ```md