The coloured pearl material is the real mathematic material. The different number of pearls and the different colours represent respectively the value of one figure. With this set you will receive enough pearl material to use the division and multiplication. Example of use: The range of application of the pearl material runs from easy addition and subtraction operations to complicated multiplication and division operations. Control check depends on the respective application of the material. A permanent control might be done with the pearls `colour and number. Material: pearls, made of plastic, linked with wire the article is composed of 1 keeping safe box, approx. 32 x 19 x 3,5 cm; 9 pearl sticks (value of 1 to 10) diameter of the pearls approx. 7 mm
Orders are at the moment only possible on our german homepage. For more details look at pearl material 1 to 10, set of 91 components at our german homepage.