diff --git a/docs/lessons/banana-keyboard/activity.md b/docs/lessons/banana-keyboard/activity.md
index 833e139e..c0ae3b58 100644
--- a/docs/lessons/banana-keyboard/activity.md
+++ b/docs/lessons/banana-keyboard/activity.md
@@ -79,7 +79,18 @@ Your banana keyboard is ready!
 
 ### Step 10
 
-Connect your micro:bit to your computer using your USB cable and run the [banana keyboard](/lhpkbr) script on it. Tap your banana instrument to play sound against... the fruit!
+Connect your micro:bit to your computer using your USB cable and run this script:
+```blocks
+let sound = music.noteFrequency(Note.C);
+input.onPinPressed(TouchPin.P1, () => {
+    for (let i = 0; i < 5; i++) {
+        sound = sound + 25;
+        music.playTone(sound, music.beat(BeatFraction.Sixteenth));
+    }
+});
+```
+
+Tap your banana instrument to play sound against... the fruit!
 
 
 ### ~avatar boothing
diff --git a/docs/lessons/crocodile-clip/activity.md b/docs/lessons/crocodile-clip/activity.md
deleted file mode 100644
index cbc78f17..00000000
--- a/docs/lessons/crocodile-clip/activity.md
+++ /dev/null
@@ -1,41 +0,0 @@
-# crocodile clip activity 
-
-Use the crocodile clips 
-
-# micro:bit crocodile clip
-
-![](/static/mb/blocks/lessons/crocodile-clip-0.jpg)
-
-In this project, you will build a circuit with the micro:bit from crocodile clips. Project duration: 15 minutes.
-
-## Materials
-
-* micro:bit, battery holder and 2 AAA batteries
-* Crocodile clips
-
-## Steps
-
-### Step 1
-
-![](/static/mb/lessons/banana-keyboard-1.png)
-
-Using the 1st crocodile clip, connect the end of the crocodile clip onto GND pin on the micro:bit.
-
-### Step 2
-
-![](/static/mb/crocodile-clips-2.jpg)
-
-Using the 1st crocodile clip, connect the unattached end of the crocodile clip onto the 0 pin on the micro:bit.
-
-### Step 3
-
-![](/static/mb/blocks/lessons/crocodile-clip-0.jpg)
-
-Disconnect the end of the crocodile clip from the 0 pin of the micro:bit.
-
-Your circuit is complete!
-
-### Step 10
-
-Connect your micro:bit to your computer using your USB cable and run the [guess the number](/lhpkbr) script on it.
-