Hawaiians combined to belly boarding with canoe surfing from the Tahitians to create surfing. World class surfing with up to 20 foot waves in the winter at such spots as Honolua Bay, Paia Bay, and Hana’s Hamoa Beach. And, of course, Jaws at Peahi.
There are lots of surfing lessons, camps, clinic for the beginner, intermediate and advanced. Do a search for “Maui Surfing”.