diff --git a/orx-integral-image/README.md b/orx-integral-image/README.md
index 283b7468..e6037f65 100644
--- a/orx-integral-image/README.md
+++ b/orx-integral-image/README.md
@@ -2,3 +2,9 @@
 
 CPU and GPU-based implementation for integral images (summed area tables)
 
+<!-- __demos__ -->
+## Demos
+### DemoFII01
+[source code](src/demo/kotlin/DemoFII01.kt)
+
+![DemoFII01Kt](https://raw.githubusercontent.com/openrndr/orx/media/orx-integral-image/images/DemoFII01Kt.png)