Montessors material that is a wooden box. On the front side of the box there is a drawer that opens and on the top - a round-shaped slot. There is also a wooden ball that the child has to insert through the cut of the lid.
The wooden boxes help the baby coordinate the functioning of the hands and eyes. They encourage him to examine the causal link of a simple action. This happens when they place the ball in the hole and it disappears. The next moment when the drawer opens, the children see the ball. It is recommended that the parents explain that the ball It ended up in the box because it was put there first through the lid opening.
Sizes of the box: 15.5 x 15.5 x 11.5 cm.
Size of the ball: ø4 cm.
Weight: 650 g.
The first activities with these boxes are suitable for children over 6-7 months after the baby starts sitting alone. 
