diff --git a/README.md b/README.md
index cee58f9..ac17634 100644
--- a/README.md
+++ b/README.md
@@ -6,8 +6,12 @@ Assorted small C++ hobby projects and experiments.
 
 | Folder | Description |
 |--------|-------------|
-| `Dai So Tuyen Tinh/` | Linear algebra exercises |
-| `Project/1` – `Project/5` | Numbered project exercises |
+| `Dai So Tuyen Tinh/` | Linear algebra exercises (matrices, operations) |
+| `Project/1` | Spiral matrix — find max element and its index in a spiral-traversed NxN grid |
+| `Project/2` | Spiral matrix rotation — generate and rotate an NxN spiral pattern |
+| `Project/3` | Fraction arithmetic — struct-based fraction type with basic operations |
+| `Project/4` | Spiral line drawing — print individual rows of a spiral pattern |
+| `Project/5` | Pascal's triangle — build and display an NxN Pascal matrix |
 
 Open any folder in your C++ IDE or compile with: