- Adjustable radius for selecting the exact circle size, enabling precise circles and arcs with consistent results. Suits professional use as a drawing compass and is easy for students to handle. - Lightweight and portable, easy to carry between classes or workstations. Convenient for students and professionals who need a ready-to-use tool for whiteboard work and math demonstrations. - Precision adjustment mechanism ensures accurate, repeatable circle drawings. Delivers reliable performance for geometry tasks and precise circle construction. - Board-friendly design designed for use on whiteboards to create geometric shapes. Helps teachers deliver clear, effective lessons and supports students in visualizing circle geometry. Use scenarios: - In-class geometry demonstrations on the whiteboard to illustrate circles, arcs, and related constructions. - Group problem solving and tutoring sessions where quick, accurate circle drawings aid explanations. - Student practice between classes, or at home, for independent review and homework exercises.