Limit Kids internet easy Guide

any easy guide to limit Kids internet stop them from getting on internet for lede firmware after certain time.

You can also turn wifi off at certain times of the day with luci-app-wifischedule.

Thank you so much

Blocking by IP/MAC is a game of whack-a-mole... in very short order, your kids will learn to change their IP and/or MAC addresses...

Turning off WiFi is the only real solution.