- Clear Measurement Scale: This mathematical ruler features a precise and easily readable scale, making it ideal for use on blackboards, whiteboards, and chalkboards. - User-Friendly Design: Equipped with a removable grip, this teaching ruler is lightweight and easy to hold, making it an excellent drawing aid for educators. - Superior Material: Crafted from high-quality PP material, this drawing tool offers high flexibility and durability. It resists wear and deformation, ensuring a smooth surface that won't scratch your hands. - Versatile Applications: An essential tool for math classes, this ruler is perfect for architects, engineers, artists, designers, and teachers, helping them execute precise measurements and drawings. Use Scenarios: 1. Classroom Teaching: Perfect for demonstrating mathematical concepts and measurements on various surfaces during lessons. 2. Design Projects: Ideal for professionals in architecture and engineering who require accuracy and reliability in their designs. 3. Artistic Endeavors: A great companion for artists and designers needing precision in their sketches and layouts.