Question

6 Ways Parents Can Help Kids Manage Media Use

Answer 1

Giving punishments like if they use gadgets for longer time, they shall not touch it till the next month.

Answer 2

Just make a timetable like they could use it from 4pm to 6pm.
You could also ON parental controls in your laptop.
You could also put offers like if they learn or do something they will be getting an extra hour.
Hope it helps and pls mark it as the best answer. :-)