Intro to Essential Oils for Back to School at Clarke County Recreation Center in Chet Hobert Park (225 Al Smith Circle, Berryville) is open to ages 14 and up. Learn how essential oils can help everyone thrive when school is in session. Fee is $5. Contact Clarke County Parks & Recreation at 540-955-5140 or ccpr@clarkecounty.gov, or go to the recreation center to register.