Panorama investigates the state of many of Britain’s school buildings, meeting the headteachers struggling to keep children safe in their classrooms and hearing from children learning in gloves due to extreme cold. Reporter Rahil Sheikh visits schools during the harsh winter months, discovering that recent concerns over crumbling concrete are just the tip of the iceberg. Figures from the National Audit Office show that more than £11 billion is needed for repairs, with 700,000 children currently learning in substandard schools.