diff --git a/README.md b/README.md
index efef546..6ddbc7f 100644
--- a/README.md
+++ b/README.md
@@ -1,45 +1,49 @@
 # Java basics
 
-Java fundamentals through coding exercises
+Java fundamentals through coding exercises.
+
+Contents of this repository are based on [Java programming course material](https://opinto-opas.haaga-helia.fi/course_unit/SWD4TA032) provided by Haaga-Helia University of Applied Sciences.
+
+**NOTE**: Assignments and their descriptions are in Finnish for meanwhile. I have a plan to translate them to English.
 
 ## Contents
 
-- [Basics]()
+- [Basics](src/branch/master/1_basics)
 
-    - Description:
+    - Description: fundamental code structuring
 
-- [Conditionals]()
+- [Conditionals](src/branch/master/2_conditionals)
 
-    - Description:
+    - Description: conditionals in Java
 
-- [Loops]()
+- [Loops](src/branch/master/3_loops)
 
-    - Description:
+    - Description: `for` and `while` loops in Java
 
-- [Strings]()
+- [Strings](src/branch/master/4_strings)
 
-    - Description:
+    - Description: String operations in Java
 
-- [Lists]()
+- [Lists](src/branch/master/5_lists)
 
-    - Description:
+    - Description: List operations in Java
 
-- [Tables]()
+- [Tables](src/branch/master/6_tables)
 
-    - Description:
+    - Description: Table operations in Java
 
-- [Methods]()
+- [Methods](src/branch/master/7_methods)
 
-    - Description:
+    - Description: Methods in Java
 
-- [Lottery]()
+- [Lottery](src/branch/master/8_lottery_bonus)
 
-    - Description:
+    - Description: Two bonus assignments
 
-- [Command line tools]()
+- [Command line tools](src/branch/master/9_clitools)
 
-    - Description:
+    - Description: Basic day checker
 
-- [Classes and objects]()
+- [Classes and objects](src/branch/master/10_classes-and-objects)
 
-    - Description:
+    - Description: Custom classes and objects in Java