Researchers at Newcastle University are conducting a pioneering study to make donated lungs more usable.
Currently only one in five pairs of lungs are suitable for transplant. But trials are being carried out to clean and aerate the organs after they've been removed.
It is hoped the research will save the lives of many patients on the lung transplant list.
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Sunderland AFC legend Kevin Ball is backing the club's new campaign to support homeless young people who are in need.
The children on board were from Easingwold School and were travelling along roads affected by heavy rain and flooding after Christmas.
The walls had been closed to the public at the weekend amid fears of a collapse.