# Make ## Materials * @boardname@, battery holder and 2 AAA batteries * Bananas * Orange * 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 @boardname@. ## Step 2 ![](/static/mb/lessons/banana-keyboard-2.png) ![](/static/mb/lessons/banana-keyboard-3.png) Using the 2nd crocodile clip, connect the end of the crocodile clip onto the 0 pin on the @boardname@. ## Step 3 ![](/static/mb/lessons/banana-keyboard-4.png) Using the 1st crocodile clip, connect the second end of the crocodile clip onto based of the headphone jack. ## Step 4 ![](/static/mb/lessons/banana-keyboard-5.png) ![](/static/mb/lessons/banana-keyboard-6.png) Using the 2nd crocodile clip, connect the second end of the crocodile clip onto tip of the headphone jack. ## Step 5 ![](/static/mb/lessons/banana-keyboard-7.png) Using the 3rd crocodile clip, connect the end of the crocodile clip onto the 1st crocodile clip already clipped onto GND. ## Step 6 ![](/static/mb/lessons/banana-keyboard-8.png) ![](/static/mb/lessons/banana-keyboard-9.png) Using the 3rd crocodile clip, connect the unattached end of the crocodile clip onto the orange. ## Step 7 ![](/static/mb/lessons/banana-keyboard-10.png) Using the 4th crocodile clip, connect the end of the crocodile clip onto pin 1 on the @boardname@. ## Step 8 ![](/static/mb/lessons/banana-keyboard-11.png) Using the 4th crocodile clip, connect the unattached end of the crocodile clip onto the banana. ## Step 9 ![](/static/mb/lessons/banana-keyboard-12.png) Your banana keyboard is ready! ## Step 10 Connect your @boardname@ to your computer using your USB cable and run this script: ```blocks input.onPinPressed(TouchPin.P1, () => { music.playTone(music.noteFrequency(Note.C), music.beat(BeatFraction.Quarter)); }); ``` Tap your banana instrument to play sound against... the fruit! ## ~button /projects/banana-keyboard/code NEXT: beat box ## ~