Club Z! Tutoring of Northwest Portland is Your Test Prep and Tutoring Leader for Nearly 20 Years. From Pre-K to Pre-Med and everything in between, Club Z! Tutoring of Northwest Portland proudly offers one-on-one, in-home tutoring to children and adults, and serves the following areas: Northwest Portland, Southwest Portland, Beaverton, Cedar Mill, Cedar Hills, Bethany, Murray Hill, Hazeldale,...