There are a couple companies already doing this for some years. https://soymomo.us/ https://soymomo.us/ Even has its own chatgpt for kids, Spotify and videocall

There are a couple companies already doing this for some years. https://soymomo.us/ https://soymomo.us/ Even has its own chatgpt for kids, Spotify and videocalls. Fitbit is late and device is expensive for basic features.