Schools will compete against each other to see who can raise the most money for a hospital unit in Newcastle.
The Bubble Unit is running the challenge and, as Denise Roberts explains, all of the money raised by the nine schools taking part will go towards funding research for the Bubble Foundation UK.
More top news
GMB's Ben Shephard is cycling, running and swimming from Whitehaven to Tynemouth to raise money for the Children's Heart Unit Fund (CHUF).
Grandfather Stewart Anderson, 54, died after an incident at Durham's Loveshack nightclub in Durham City
The events were part of the work of the Commission for Health and Social Care Integration in the North East.