Isomars Blackboard/Whiteboard Teacher's Protractor - 180 Degrees - Large Size
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Isomars Blackboard/Whiteboard Teacher's Protractor - 180 Degree...
Isomars Blackboard & Whiteboard Teacher's Protractor 180° | Extra Large Classroom Protractor
Make angle measurements and geometry demonstrations clear, accurate, and easy for the entire classroom to follow with the Isomars Blackboard/Whiteboard Teacher's Protractor. Specially designed for teachers and educators, this large 180-degree classroom protractor is ideal for demonstrating angles, geometric constructions, and mathematical concepts on both blackboards and whiteboards.
With its bright yellow, high-visibility design, bold degree markings, and large 445 × 255 mm format, this professional teaching protractor allows students to easily see measurements from across the classroom. The durable construction is designed to withstand frequent classroom use, making it a dependable tool for mathematics and geometry instruction.
Key Features
Extra-Large 180° Classroom Protractor
Designed specifically for classroom demonstrations, this large-format protractor makes it easy for teachers to demonstrate angle measurements on blackboards and whiteboards.
Its generous size ensures excellent visibility, even for students seated at the back of the classroom.
Precise 0°–180° Measurements
The protractor features a complete 0 to 180-degree measurement range with clear, bold graduations for easy reading.
Ideal for demonstrating: Acute Angles, Right Angles, Obtuse Angles, Straight Angles, Angle Measurement, Geometric Constructions, Angle Relationships
High-Visibility Yellow Design
The bright yellow colour provides excellent contrast against dark blackboard surfaces and remains highly visible during classroom demonstrations.
This makes it easier for students to follow angle measurements and geometric explanations from a distance.
Clear & Bold Degree Markings
Large, clearly defined degree graduations allow educators to demonstrate precise measurements with confidence. The easy-to-read markings are especially useful for teaching students how to measure and construct angles.
Centre Indicator for Accurate Measurement
The centre indicator helps teachers position the protractor correctly and demonstrate accurate angle measurement and bisection concepts.
Durable Classroom Construction
Built for frequent handling and classroom use, the sturdy construction provides reliable performance during daily mathematics, geometry, and technical drawing lessons.
Smooth Base Edge
The smooth straight edge provides a stable reference for demonstrating lines and geometric relationships on blackboards and whiteboards.
Perfect For
The Isomars Blackboard/Whiteboard Teacher's Protractor is ideal for: Mathematics Teachers, Geometry Teachers, School Educators, Technical Drawing Instructors, Engineering Educators, Architecture Educators, Schools & Colleges, Coaching Institutes, Mathematics Laboratories
Suitable For Teaching
Angle Measurement, Geometry, Mathematical Constructions, Triangles, Angle Bisection, Acute & Obtuse Angles, Right Angles, Straight Angles, Technical Drawing, Basic Drafting Concepts
Product Specifications
| Specification | Details |
|---|---|
| Brand | Isomars |
| Product Type | Teacher's Blackboard/Whiteboard Protractor |
| Measurement Range | 0°–180° |
| Dimensions | 445 × 255 mm |
| Thickness | 4 mm |
| Colour | Bright Yellow |
| Centre Indicator | Yes |
| Suitable Surfaces | Blackboard & Whiteboard |
| Application | Classroom Teaching, Mathematics & Geometry |
Why Choose the Isomars Teacher's Protractor?
Standard-sized protractors can be difficult for an entire classroom to see. The Isomars Teacher's Protractor solves this problem with its extra-large format, high-visibility colour, and bold measurement markings.
Whether you're introducing students to basic angles or explaining more advanced geometric concepts, this professional classroom protractor provides the size, visibility, and precision needed for effective teaching.
Package Includes
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1 × Isomars Large 180° Teacher's Protractor
Make mathematics and geometry demonstrations more engaging and understandable with the Isomars Blackboard/Whiteboard Teacher's Protractor 180°—a reliable classroom teaching aid designed for clear, accurate, and highly visible angle demonstrations.