![](https://edu.pimoroni.com/content/images/2019/01/2019-01-21_10_59_09.gif)
You will use the scroll:bit to show messages at different speeds and brightness.
What you need: a scroll:bit, a micro:bit, USB lead to transfer the code, programming device (e.g. laptop)
How to do it:
1. Go to MakeCode and click on the scroll:bit part of the menu. If you do not have the scroll:bit blocks installed, follow the guide here to install them.
![](https://edu.pimoroni.com/content/images/2020/10/SB5.jpg)
2. Choose this command from the scroll bit menu, and drop it into the forever block.
![](https://edu.pimoroni.com/content/images/2020/10/SB7.jpg)
3. Type “hello world” (or whatever you want your message to be) into the box between the quote marks.
![](https://edu.pimoroni.com/content/images/2020/10/SB8.jpg)
4. Download your code and flash it onto the micro:bit by dragging the saved file onto the micro:bit file system, and watch your message scroll across the screen!
![](https://edu.pimoroni.com/content/images/2020/10/helloworld-1.png)
Challenges
If you prefer, you could make it show the message when you press a button, e.g. display a message when you press A.
To save battery, how could you reduce the brightness?
Download an example of the code here:
Download pdf of the steps for use in the classroom