The Duke and Duchess of Cambridge studied the work of the Wave Project on Newquay's Towan Beach

NEWQUAY, ENGLAND - SEPTEMBER 01: Catherine, Duchess of Cambridge and Prince William, Duke of Cambridge visit the work of the Wave Project on Newquay's Towan Beach, an organisation that uses surfing as a tool to reduce anxiety in children and improve their mental wellbeing on September 1, 2016 in Newquay, United Kingdom. Their Royal Highnesses watched children from the project and their surf-mentors take part in a number of surfing activities, and met a selection of the charity's volunteers, staff and supporters on the beach. (Photo by Arthur Edwards - WPA Pool/Getty Images)