http://herokidsrpg.blogspot.com/p/he...-overview.html
Hero Kids is a ENnie award-winning fantasy RPG for kids aged from 4 to 10.
https://amazing-tales.net/
The short and simple Amazing Tales rules. So simple a four year old will be able to explain them.
A young child might be able to play the basic rules of Hero-Clix?
Older kids (13+) might like Pathfinder Beginner Box:
https://www.youtube.com/watch?v=8jMM...ture=emb_title