diff --git a/readme.md b/readme.md
index d213d4d..4cf1486 100644
--- a/readme.md
+++ b/readme.md
@@ -5,6 +5,10 @@
  </a>
 </div>
 
+<p align="center">
+  <img style="width:min(600px,100%)"  src="https://raw.githubusercontent.com/twpride/three.cad/master/dist/sketch.gif"></img>
+</p>
+
 <p align="center">
   <img style="width:min(600px,100%)"  src="https://raw.githubusercontent.com/twpride/three.cad/master/dist/site_preview.gif"></img>
 </p>