Large teacher protractor - SAFETY FOCUSED DESIGN: This large protractor features a smooth finish with round edges and burr-free surfaces to prevent hand scratches. It is built with safety in mind for use in classrooms and educational environments. - EASY TO USE: Lightweight and easy to handle, it supports hassle-free demonstrations and quick setup, helping lessons run smoothly. - EXCEPTIONAL READABILITY: The large digital style design and clear numbering enable quick angle reading and accurate measurements every time. - MULTIPURPOSE TOOL: Ideal for architects, artists, designers and math teachers. Enhances geometric and math drawing skills across courses and projects. - PRACTICAL USE SCENARIOS: - Classroom geometry lessons and live angle demonstrations. - Architectural drafting and design sketches requiring accurate angle checks. - Art and math labs for precise angle practice and geometric drawing exercises.