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Montessori materials are NOT toys, but educational materials. Proper use requires appropriate training.
Montessori materials may contain small, rough, sharp, or other elements that could cause injury or damage if used improperly.
It may therefore only be used by children under the supervision of appropriately trained persons and in an appropriate environment.
This material was developed to introduce names and symbols for the extended number range from 1 to 1,000,000. The smallest cube 0.5 x 0.5 x 0.5 cm represents the value 1. Through the material, the children experience and understand the volatility of the individual decimal system values.