Kick off the school year at the Backyard Bash at the YMCA on Friday, September 14 from 6 to 9 p.m. Kids between the ages of 5 and 13 can be dropped off at 6 and picked up by 9 to enjoy climbing the rock wall, practicing their aim with a bow, and having a pizza dinner. Pre-registration is required by the Wednesday before the event, and costs $15 for members plus $10 per additional sibling, or $20 for non-members plus $15 per additional sibling.