1 files changed, 2 insertions, 0 deletions
diff --git a/index.html b/index.html
index a9d73fe..d506440 100644
--- a/index.html
+++ b/index.html
@@ -32,6 +32,8 @@
 			<li>
 				<span>&#127776;<span>3D</span></span>
 				<ul class="inner-tree">
+					<li><label>Rigidbody</label></li>
+					<li><a title="/3d/rigidbody.html" href="/3d/rigidbody.html">Rigidbody in 3D</a></li>
 				</ul>
 			</li>
 			<li>