A wooden index box with three compartments contains three sets of plastic coated card with the green shapes of the leaves of cabinet BT01 and BT05 printed on them. The size of the leaves is exactly the same as the insets and the cards have the same size as the frames. The first set are full shapes, the second set have a thick outline and the third set has a thin outline. The wooden box has an UNI EN 71-3 finishing
To be used from around 5 years onwards, this material develops the knowledge of the shapes of the leaves at a sensorial level, to be deepened in the following years. This material can be used when the child is confident with the sensorial work with the insets and can then observe the shape of the leaf at three progressive levels of difficulty. The visual knowledge of the leaves, classified according to their shapes, is reinforced.