Here is another micro:bit based robot platform designed to introduce kids to visual programming. The Wonder Rugged Kit for Micro:bit can move in all directions with its mecanum wheels. It is ready for JavaScript, MicroPython, and MakeCode programming.
The car comes with 4 rainbow LEDs and 8 blue LEDs. It features a 8-way PWM expansion board and runs on a 400mAh battery pack. You can get yours here.