The Children's Commissioner suggested social media advertising for children should be banned.
The children's commissioner for England tells the BBC virtual private networks are a "loophole that needs closing.
Children's Commissioner for England Dame Rachel de Souza says one told her "in the night rats came and bit his face".
Dame Rachel de Souza says most schools restrict phone use and children are racking up screen time at home.
Patrick Hurley agrees with a report that found rioting children were not motivated by far right dogma.
It follows calls to change the law so children like Sara Sharif, suspected to be victims of abuse, cannot be home-schooled.
Bridget Phillipson tells the BBC that legislation would not be introduced "any time soon".
Government ministers are considering outlawing physical punishment of children, Department for Education confirms.
Local government experts say councils made all the "easy cuts" years ago and still face shortfalls.
