4 Pack Multifunctional Geometric Ruler, Mathematics Measuring Tool Draft Rulers Set, Rotatable Circular Drawing Template Ruler for Student Studying Designing Office Supplies (4 Styles)

4 Pack Multifunctional Geometric Ruler, Mathematics Measuring Tool Draft Rulers Set, Rotatable Circular Drawing Template Ruler for Student Studying Designing Office Supplies (4 Styles)

• 【Clever Design】 With a rotatable inner ring, can easily slide to draw various shapes, effectively developing your child's imagination and creativity. The ruler has some rotating dots to draw circles with different radii.
• 【Multifunctional Ruler】 Can draw plane and three dimensional patterns at a faster speed, such as basic lines, triangles, rectangles, cylinders, cubes, cones, parabolas, ellipses, angle bisectors, coordinates and so on.
• 【Package Contents】 You will get 4 different styles of multifunctional drawing ruler set, can be matched with primary, junior middle school and senior high school students. Good helper for work or study.
• 【Wide Application】 Template rulers can be used at home, office or school, suitable for students, teachers, architects, artists, craft enthusiasts, etc. Help them draw, measure, sketch and more to improve their work efficiency.
• 【Fine Workmanship】 Geometric ruler is made of premium material, light and durable, arc corners won't hurt your hands. Overall transparent, the scale is clear, easy to identify and not easy to fade.Thin body to minimize measurement error.