STAFF PHOTO BEN GOFF Erik Mains, left, 12, and his violin mentor Nicholas VanSlooten, 16, perform a duet Thursday during the Bentonville Public Schools Orchestra Mentorship Program solo/ensemble recital at Bright Field Middle School in Bentonville. Through the mentorship program, Bentonville High School orchestra students volunteer their time to teach weekly music lessons to students from all four Bentonville middle schools.