diff --git a/docs/lessons/seismograph/activity.md b/docs/lessons/seismograph/activity.md
index 352a68f0..cb20f01b 100644
--- a/docs/lessons/seismograph/activity.md
+++ b/docs/lessons/seismograph/activity.md
@@ -89,10 +89,15 @@ Vigorously move the micro:bit in the micro:bit simulatator by moving the micro:b
 
 Step 7. 
 
-* Connect a micro:bit to your computer using your USB cable; compile the program onto the micro:bit. 
+* Connect a micro:bit to your computer using your USB cable
 
 ![](/static/mb/lessons/seismograph3.png)
 
+* Press compile button for the seismograph program to run on the micro:bit. 
+
+![](/static/mb/lessons/seismograph4.png)
+
+
 A black colored flat line appears to measure micro:bit acceleration beneath the colored micro:bit simulator line. 
 
 Run the acceleration experiment by moving the actual micro:bit.  
diff --git a/docs/static/mb/seismograph4.PNG b/docs/static/mb/seismograph4.PNG
new file mode 100644
index 00000000..7a5fce3f
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