For those times when teachers need to score tests with up to 200 problems. A dial grader made of sturdy cardboard. The teacher sets the total number of problems at the arrow up to 200 and them reads the grade at the number of problems wrong on the dial. Size: 6.5" square. Availability: Usually ships in 2-3 business days. EZ022$5.99 School Purchase Orders Welcomed! Order by Mail: Send check to: Learning Gear Plus 128 Lunenburg Road Townsend, MA 01474 Use your "Back" button for easy site navigation.