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case 24 The Climbing LEDs


To make a climbing LEDs effect with the built-in sound sensor on the micro:bit.

Quick Start

Materials Required

Nezha expansion board × 1

micro:bit V2 × 1 Tips: You may need to purchase Nezha Inventor's Kit if you want all the above compoents.

MakeCode Programming

Step 1

Click "Advanced" in the MakeCode to see more choices.



You may also download it directly below:


The numbers of the light-up LEDs change with the sound level surrounding the micro:bit.