Golden Bead Material while the length of 20

while the length of 20 cm remains constant

nitrosamine free

The rods are presented in a wooden box that includes one set of wooden number tiles 1-10

- Small - 25 x 20 cm

Golden Bead Material while the length of 20The Golden Bead Material introduces a group of children to concepts in the formation of complex numbers and the processes of addition, subtraction, multiplication, and division. The beads are plastic and the bar is made from copper. The set contains: 100 golden bead units with a wooden tray 45 golden bead bars of 10 contained in a wooden box 10 golden bead squares of 100 45 wooden squares of 100 1 golden bead thousand cube 9 wooden cubes of 1000 3