Here is another Raspberry Pi kit that helps you get started with coding and robotics. The Adeept 4WD Smart Car Kit is ready for Raspberry Pi 3 and 4. It comes with objection recognition/tracking and motion detection based on OpenCV. You can control the car with the app.
The AWR 4WD WiFi Smart Robot Car Kit works with Raspberry Pi 4/3 and other models. You can attach a robotic arm and motion camera to enhance its capability.