Mathematics
Constitute two of the same style of wooden boxes and 45 spindle rod.
Each wooden box divided into five grid in the space provided on the printed order of the number.
One side is 0-4, on the other side 5-9. Moreover, it needs to bloom spindle rod finishing small wooden boxes and 8 rubber bands.
45 spindle rods are mounted on the printed numbers 0-9 beech inside the box.
The corresponding figures place the corresponding number of the spindle rod. Spindle rod length: 14.5cm
High-grade imported wood (beech), safety and environmental protection paint, surface treatment.
Mathematics | Numbers through Ten