This great value set of 74 connecting Cuisenaire rods is perfect for helping children to visualise maths problems. Thee rods come in 10 different sizes, each size represented by a different colour. So an orange rod measures 10cm (plus it is handily marked off in 1cm segments). A white rod is 1 cm long and can be added on to the 10cm rod to illustrate 10 + 1, for example. Cuisenaire rods are ideal for addition, subtraction, fractions, decimals, multiplication, division, measurement, probability and statistics and these interconnecting rods are particularly suited to younger children. Comes with a storage tray and booklet of ideas.   Develops maths skills Dimensions: 10 x 10 Manufacturers recommended age: 4+