ORONO ? More than 150 students from 10 Maine high schools will compete for prizes and scholarships at the Maine Principals’ Association’s 59th annual Maine State Science and Technology Fair on Saturday, May 14, at the University of Maine.

Judging will begin at 9:15 a.m., with exhibits in Stewart Commons and with talks and demonstrations in Bennett Hall, Boardman Hall and Little Hall. The awards ceremony will take place at 1 p.m. at 137 Bennett Hall.