Researcher Adam Ries
Contents:
1 cosmic workbook (A4, 21 pages, spiral-bound), 2 counting boards (A4, laminated), counting coins, 25 worksheets and pictures, 4 picture cards (A6, laminated), model of a village from the Erzgebirge, 1 reading booklet on the history of the abacus (A4, 11 pages, spiral-bound), 8 picture cards A4, sturdy storage box
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.
Article description
Article description
Adam Ries is a German calculating master. In his time, Roman numerals were still very common in Germany. In our booklet "The Giant Among the Calculating Masters," Axel Winkler tells the story of Adam Ries from Annaberg, a mathematical hero. Adam Ries developed his own counting board, on which one could calculate quickly with hellers and pfennigs.
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Contents:
1 cosmic workbook (A4, 21 pages, spiral-bound), 2 counting boards (A4, laminated), counting coins, 25 worksheets and pictures, 4 picture cards (A6, laminated), model of a village from the Erzgebirge, 1 reading booklet on the history of the abacus (A4, 11 pages, spiral-bound), 8 picture cards A4, sturdy storage box
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