PizzaRev, a growing build-your-own artisanal pizza restaurant, is celebrating the Grand Opening of its first Colorado store by hosting a “Pizzas for a Purpose” fundraising event at Twenty Ninth Street Mall (1650 28th St., Suite 1228, Boulder) from 11 a.m. – 10 p.m. on Aug. 13. Guests are invited to “pay-what-they-want” for a custom-built, personal-sized pizza, with a suggested $8 contribution to benefit giveSPORTS. PizzaRev – Boulder will give 100 percent of donations to giveSPORTS, which is a partnership between “I Have a Dream” Foundation of Boulder County and A Precious Child that provides new and gently-used sports equipment and fee scholarships to children.