diff --git a/examples/easy.md b/examples/easy.md
index 663483a..8c4533d 100644
--- a/examples/easy.md
+++ b/examples/easy.md
@@ -1,3 +1,7 @@
+# Easy example
+
+This shows a simple example of how to use the module.
+
 ```python
 >>> from polyomino.constant import TETROMINOS
 >>> from polyomino.board import Rectangle
@@ -18,4 +22,4 @@
 | |     |
 +-+-+-+-+
 
-```
\ No newline at end of file
+```