diff --git a/README.md b/README.md
index fc52492..b9e68cd 100644
--- a/README.md
+++ b/README.md
@@ -146,3 +146,8 @@ Here are some resources to learn basic statistics (and in some cases R simultane
 * [Data Analysis with R Specialization (Coursera/Duke University)](https://www.coursera.org/specializations/statistics?irclickid=w9MUi9wpwxyPTCxztt2SI17tUkFyAhzKk1fbyE0&irgwc=1&utm_medium=partners&utm_source=impact&utm_campaign=2890636&utm_content=b2c)
 * [Introduction to statistis (Coursera/Stanford)](https://www.coursera.org/learn/stanford-statistics)
 
+
+### GitHub navigation explaination
+* homework repositories are posted on GitHub
+* lecture repositories are posted on GitHub
+* read me files are also posted of each repository for reference