box to adding up with control blackboards, 90 arithmetical problems - mathematic material


box to adding up with control blackboards, 90 arithmetical problems | mathematic materialThe children learn how to solve adding exercises with the box. Two numbers from 1 (one) to 18(eighteen) are added. The control blackboard of the adding box makes possible a simple control. The child takes a small board, e.g. 4 + (plus) 7 and looks for the result in the small boards of solution. The exercises can be solved with the pearl material, too. Control of success: the control board provides the results of addition in the dimension of 1 + 1 up to 9 + 9. The transaction is controlled by putting ahead the numeral 1. The component consists of 1 containing box, 1 board of control, 90 small mathematic exercises plates, 90 small solution plates, material of wood, partly varnished proportions of the article: containing box 26,5 x 16 x 5,5 cm

Orders are at the moment only possible on our german homepage. For more details look at box to adding up with control blackboards, 90 arithmetical problems at our german homepage.




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