diff --git a/README.md b/README.md
index a354d85..ffec719 100644
--- a/README.md
+++ b/README.md
@@ -30,6 +30,11 @@ This chapter covers a comprehensive embedded system analysis reviewing parts of
 
 -> Click [HERE](https://github.com/mytechnotalent/Embedded-Hacking/blob/main/Embedded-Hacking.pdf) to read the FREE pdf book.
 
+## Chapter 5: Intro To Variables
+This chapter covers an introduction to variables as it relates to embedded development on the Pico W.
+
+-> Click [HERE](https://github.com/mytechnotalent/Embedded-Hacking/blob/main/Embedded-Hacking.pdf) to read the FREE pdf book.
+
 ## IN DEVELOPMENT
 
 ## License