Liam Ulland-Joy, 12, talks to Lake Superior surfer Kyle Ferguson about what it takes to ride the waves of the cold water. With contributions by Sophia Portale, 13, Michael Mankee, 13, Ethan Darrin, 12, Bodhi White, 12, Eleanor Grosvenor, 12, Bria Larson, 10, Esme Ulland-Joy, 9, and Madelyn Darrin, 8.