Bubble arrangements and self-isolation for school pupils should end as soon as possible, the new Children’s Commissioner for England has said. Dame Rachel de Souza said there was an urgent need for children to get back to normal as lockdown restrictions had been a “real trauma” for many young people. Her call came as The Guardian reported ministers are preparing to overhaul the system for schools in England when they return in September following the summer break. The paper said an announcement may be made in the coming days to allow schools time to prepare, with the requirement to quarantine expected to be replaced with a new testing regime. Currently, children have to self-isolate for 10 days if another pupil in their bubble tests positive for coronavirus. It has resulted in a sharp rise in pupils off school for COVID-related reasons, with the latest official figures showing 239,000 children in …