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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.
The goal is initially to lay out and memorize the sequence of numbers, furthermore simple tasks in the area of adding, subtracting and multiplying can be set and solved. There are boxes with five or ten pearl stairs. Each pearl staircase consists of nine differently colored pearl sticks from 1 to 9.