Helix Maths Geometry Set Compact with Compass Ruler Protractor Squares Sharpener

Helix Locking Compass

Oxford Maths Geometry Set In Tin Helix Great For GCSEs

Helix Maths Geometry Set With Ruler Protractor Square Compass And More

Helix Maths Geometry Set Compact with Compass Ruler Protractor Squares Sharpener

Helix 26cm 45° Set Square – Plastic Geometry Triangle for Maths & drawing

Helix Maths Set Cool Curves Assorted Colours

Helix 20cm Geometry Set – 4 Piece Transparent Blue Plastic for School & Drawing