Grimaldi’s Pizzeria, famous for its award-winning, hand-tossed, coal-fired brick oven pizzas and calzones, has joined with Reading Partners for a Back to School 2013 Book Drive running through Sept. 15. Guests who donate three new or gently used elementary school books at Grimaldi’s Pizzeria in Mount Pleasant will receive a Grimaldi’s $5 off card (limit one per person. Grimaldi’s $5 off card good for future visit only). Donations benefit Reading Partners, a nonprofit literacy organization that r