diff --git a/history.csv b/history.csv
new file mode 100644
index 0000000..7f9db9c
--- /dev/null
+++ b/history.csv
@@ -0,0 +1,2 @@
+num1,num2,operation,result
+10,5,add,15
diff --git a/media/JGaud_CalApp_Intro&ShortDemo.mp4 b/media/JGaud_CalApp_Intro&ShortDemo.mp4
new file mode 100644
index 0000000..9ddec88
Binary files /dev/null and b/media/JGaud_CalApp_Intro&ShortDemo.mp4 differ