100 assorted colored balls to encourage visual stimulation in addition to exercise eye-hand coordination. Abacus made of hardwood that allows users to learn through the use of 10 rows of 10 beads in five colors of the rainbow. A great help to develop and exercise the notion of number and recognition of the colors. Some forms of game can be sliding the left and right beads by color, representing a number of different forms or as counting instrument, among others. Measure: 30,5x24x14 cm.