diff --git a/README.md b/README.md
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@@ -24,7 +24,9 @@
 1. [Assignment-A1 (DFS | BFS)](Practical/Assignment-A1/)
 2. [Assignment-A2 (A Star Algorithm)](Practical/Assignment-A2/)
 3. [Assignment-A3 (Greedy Search Algorithm)](Practical/Assignment-A3/)
-4. [Assignment-B5 (Elementary Chatbot)](Practical/Assignment-B5/)
+4. [Assignment-B4 (N-Queen Problem)](Practical/Assignment-B4/)
+5. [Assignment-B5 (Elementary Chatbot)](Practical/Assignment-B5/)
+6. [Assignment-C6 (Expert System)](Practical/Assignment-C6/)
 
 ### Question Papers