Versatile Application: Suitable not only for school teaching but also for drawing, design, and engineering measurements; mathematical compass; children's compass. Lightweight and Portable: Easy to carry, making it suitable for classroom and outdoor use by students and teachers; stationery supplies; drawing tools. Easy Portability: Compact and lightweight, it is easy to carry for classroom and outdoor use by students and teachers; chalk marker compass; desk compass. Effective Learning Aid: For mathematical demonstrations, helping students understand and master mathematical concepts; demonstration compass for teachers; children's teacher supplies. Math Demonstration Tool: Ideal for teaching and demonstrating mathematics, helping students better understand and grasp mathematical concepts; circle drawing tool; pencil compass.