The Grayson County 4-H  will host a S.E.T. Day Camp on Tuesday, July 9th, from 9:00 a.m. – 3:00 p.m. at the Grayson County Extension Office.  Open to ages 9 – 18 years old.  Join for a day full of robotics, computer science, and brain teasers.  To register call (270) 259-3492.