Here is another robot that teaches you more advanced coding concepts. The XiaoR Jetbot V2.0 Jetson Nano Robot is ready for AI development. It can track objects and recognize colors and faces. The robot comes with 4 omnidirectional wheels to move freely in all directions.
The Jetbot V2.0 Smart Car has a camera that can pan 180-degrees and tilt 90 degrees. You can control it with your smartphone, computer or a joystick.