'One boy arrived in pyjamas with nothing else' Liverpool foster mum reflects on 'very rewarding' job A Liverpool couple describe their experience of fostering vulnerable children and young people 20:00, 14 FEB 2021 Updated Opening your home to vulnerable children is probably one of the biggest life-changing decisions you could make. Across the country, there is an increasing need for more foster families to offer safe and loving homes for thousands of vulnerable young people. Figures indicate that around 80,000 children are looked after by local authorities and fostering agencies in the UK. The majority of these children are placed with foster carers with agencies like National Fostering Group. The number of children requiring foster care in the UK is rising every year and new foster carers are in demand.