Book Updates

-refine chapter 1.3

Author: ktechhydle

book/chapter1.3.md

@@ -8,7 +8,7 @@ title: "Chapter 1.3"
 
 Before we do anything, let's keep organized! Make a directory specifically for this book, maybe `glang_learning` and move into it. Create a file titled "main.glang" and open it in an IDE or text editor.
 
-For the record, `.glang` files can have any name. The cool thing about GLang, is it's ability to run any program with the `.glang` extension.
+For the record, `.glang` files can be any name. GLang has the ability to run any program with the `.glang` extension.
 
 ## Writing The Code
 
@@ -18,7 +18,7 @@ Inside the `main.glang` file, we are going to write the following (you may not u
 bark("Hello, World!");
 ```
 
-Save this file and open the all might terminal in the same directory as the `main.glang` file (use the `cd` command, or right click > open terminal in that directory). To run this file, we type the following:
+Save this file and open the terminal in the same directory as the `main.glang` file (use the `cd` command, or right click > open terminal in that directory). To run this file, we type the following:
 
 ```
 glang main.glang
@@ -28,7 +28,7 @@ That's it! You should see `Hello, World!` inside the terminal. Congrats on writi
 
 ## Your Challenge 🤔
 
-Modify the Hello, World! inside quotation marks (`""`) to display the message Learning to code is easy! inside the terminal.
+Modify the `Hello, World!` inside quotation marks (`""`) to display the message Learning to code is easy! inside the terminal.
 
 ::: details Answer
 ```