LOCKED: people are getting too heated over a silly meme
go to s/parenting if you want to have a serious conversation about parenting
Because the parents haven't helped the child understand that being part of a family is being part of a team, and that the kid should help their team.
That said, it is hard. Kids, just like adults, get tired and don't wanna do things. Gotta be patient and make achievable goals for them to help with. Start small.