Helix Achiever Maths Set approved by the National Curriculum. Designed specifically for key stages 3 and 4 Mathematics. This well equipped set comes in a handy plastic case and contains essential maths equipment for school or college use; Patented 30cm folding ruler, sturdy plastic safety point compass with 9cm pencil, angle measure, pie chart template, protractor, sharpener , eraser, 2 shape templates for areas and volumes. Suitable for age 11- 16, years 7-11.WARNING: Contains small parts, choking hazard. For use under adult supervision.