# Case 34: Gesture Recognition Car ## Introduction This is a simple car. We can install gesture recognition sensors on the car to control the car’s driving route based on gestures.  ## Quick Start ### Materials Required Nezha expansion board × 1 micro:bit V2 × 1 Motors × 2 Gesture sensor × 1 Bricks × n ***Tips: You may need to purchase [Nezha Inventor's Kit](https://shop.elecfreaks.com/products/elecfreaks-micro-bit-nezha-48-in-1-inventors-kit-without-micro-bit-board?_pos=2&_sid=ed1b6fbd2&_ss=r) and [Purchase Interactive coding accessories pack here.](https://shop.elecfreaks.com/products/elecfreaks-interactive-coding-accessories-pack?_pos=1&_sid=c75dad35f&_ss=r) if you want all the above components.*** ### Connection Diagram Insert the micro:bit, connect the motors to M1and M4 and the gesture sensor to IIC port on the Nezha expansion board as the picture shows.  ### Assembly Video link: [https://youtu.be/ib-xX0MS41U](https://youtu.be/ib-xX0MS41U) ### Assembly Steps                    ## MakeCode Programming ### Step 1 Click "Advanced" in the MakeCode to see more choices.  For programming, we need to add a package: click "Extensions" at the bottom of the MakeCode drawer and search with "nezha" in the dialogue box to download it.  ***Notice:*** If you met a tip indicating that some codebases would be deleted due to incompatibility, you may continue as the tips say or create a new project in the menu. ### Step 2 ### Code as below:  ### Reference Link: [https://makecode.microbit.org/_WkPER99xMP8e](https://makecode.microbit.org/_WkPER99xMP8e) You may also download it directly below:
### Result After powering on, the car moves along with the indicated gestures. 