added links for interactive learning

Author: clhenrick

README.md

@@ -3,7 +3,7 @@ Getting Started With Git and GitHub
 
 Explaining Git and GitHub. Forked from [Jaime Kosoy](https://github.com/jkosoy). The following commands below are to be run in the Terminal.App for Mac OSX or Linux. For a good overview on how to use the Terminal see [this tutorial](http://cli.learncodethehardway.org/book/). There is also a [desktop application](desktop application) for GitHub if you'd prefer to not use the Terminal.App.
 
-## Some Links for more indepth learning
+## Some links for more in depth learning
 ### Hands on / interactive learning
 * [Learn Version Control with Git](https://www.git-tower.com/learn/ebook) A website for learning Git. Appears to cost money but has a free html book.
 * [Git Immersion](http://gitimmersion.com/lab_01.html) A website with tutorial materials you download and follow along with.