diff --git a/README.md b/README.md
index e586495..17332f1 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,13 @@
 Draw sound waves with your mouse. Just like you see them in audio editing software.
 
 ![Image](https://user-images.githubusercontent.com/38253929/189550857-64f5cdad-f39b-43f6-b103-d4aa472f6788.png)
+
+# How to
+## Controls (top)
+- Left: change volume
+- Right: change length of the looping sound
+
+## DrawBoard (bottom)
+- Left-click and drag: draw the sound wave
+- Mouse wheel: zoom in and out
+- Right-click and drag: move the board around