DescriptionThese tools are perfect for math teachers, they have clear scales to make sure your drawing is correct. With these tools you can demonstration of solving the math g eometricproblems.Features-Color: Yellow-Material: Plastic -Size: About 44.50X7.50X4.00cm/17.49X2.95X1.57in - This is the must have tool at the math class, with this tool the teacher can show the process of solving the geometric problems. - This compass is using of plastic material, which has high strength, durable for using. - This tool is professional compass designed for the math teaching use. - With this tool, teachers can teach the method to solve geometric exercises. - There is a movable nail on the compass, which make sure the drawing angel.
