Compass for Drawing on a Blackboard, Drawing Tool for Teaching

Math Compass: This math compass is portable and lightweight, making it easy and convenient to carry to different locations. It's also a blackboard drawing tool. Children's Compass: Various drawing tools can easily meet daily drawing teaching needs. It's a school drawing compass. Drawing Compass: This drawing tool is very practical for solving geometry problems and physics exercises. It's a blackboard drawing tool. Math Teaching Compass: Simple structure, easy to use, solid and smooth surface, you can use it with confidence. It's a compass drawing tool. Multi-Purpose Math Compass: Carefully crafted and made of plastic, high visibility, smooth polishing, reliable and useful. It's a math tool for teachers.