Scacchiera dei numeri interi 1
Scacchiera dei numeri interi 2
Scacchiera dei numeri interi 3

Chessboard of integers

The whole numbers chessboard consists of a wooden board painted in the hierarchical colours. It is used for both short and very long multiplications up to 100,000,000.
Qualità Italiana
Prodotto artigianale
Sales price 120,00 €
E-book * (If you are making a purchase with a teacher's card, the e-book is mandatory. The unit cost is € 2.46 without VAT - € 3.00 including VAT)

To operate the chessboard you need: the Pearl Sticks Box (MA00CP) and the Digit Cards (MA00TBG). The squares are arranged diagonally and references, from simple units to millions, are engraved on the base.

Measures
Dimensions: 59x39x1,5 cm . N. Pieces: 1

Age from 5 YEARS. Chessboard with squares arranged diagonally in hierarchical colours, from simple units to millions

This product is not a toy, but a learning material intended for use under adult supervision. We, therefore, declare that our products are not subject to the obligation of CE certification, but nevertheless, comply with the most recent essential requirements of the standard in force.