Add in writing, 38 pages, A4
Please note:
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.
In the asterisk booklet "I can add in writing", suitable for 3rd and 4th grade, the written addition is clearly explained. By means of self-control, the children can solve many exercises that increase in difficulty.