The large pieces of the Port Huron and Port Huron Northern High School’s gym floors that will be auctioned for 24 hours in a LIVE online bidding on May 4 are on display now until the auction at the Port Huron Schools Administrative Offices from 7:30 a.m. to 4 p.m. during business hours. The funds will go towards the district’s Endowment Fund, which supports classroom grants for STEAM projects and college access programming.