> For the complete documentation index, see [llms.txt](https://sharinghub-eng.kittenbot.hk/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sharinghub-eng.kittenbot.hk/educational-kit-sets/micro-bit-inventor-education-kit/micro-bit-inventor-kit-koi-2-upgrade/road-sign-tracking-car.md).

# Road Sign Tracking Car

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6uJvpXC43onNIIwhMlWo%2Fuploads%2FouaScp12gDORkKDao0Uu%2F%E8%87%AA%E5%8B%95%E9%A7%95%E9%A7%9B%E5%B0%8F%E8%BB%8A.png?alt=media&#x26;token=bcb435a0-d854-4528-b98f-28677554f9da" alt=""><figcaption></figcaption></figure>

### Building Instructions

<figure><img src="https://files.gitbook.com/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F6uJvpXC43onNIIwhMlWo%2Fuploads%2FnJx6YRZPzUUtKGYzpAMi%2F%E8%87%AA%E5%8B%95%E9%A7%95%E9%A7%9B%E5%B0%8F%E8%BB%8Awiring.png?alt=media&#x26;token=5fae8ce0-fe17-4545-870e-8672e018cf39" alt=""><figcaption></figcaption></figure>

{% file src="/files/2agYj12ZmLSFXc2UScpf" %}

### Sample Program

{% embed url="<https://makecode.microbit.org/_5w7Mwb19Ydv3>" %}

[Sample Program](https://makecode.microbit.org/_5w7Mwb19Ydv3)

### Model Instructions

1. KOI Car will go forward, turn left, turn right when it detects the corresponding road signs.