diff --git a/index.html b/index.html
index cb3977b..68f89b9 100644
--- a/index.html
+++ b/index.html
@@ -47,8 +47,8 @@
     <main>
         <h1>Welcome to my page.</h1>
         <ul>
-            <li>Physics</li>
-            <li>Circuits</li>
+            <li><a href="notes/physics.html">Physics</a></li>
+            <li><a href="notes/circuits.html">Circuits</a></li>
             <li><a href="notes/cpp.html">C++</a></li>
         </ul>
     </main>