Nienhuis Montessori | Catalog 2019

Mathematics

ELEMENTARY 6 – 12

MULTIPLICATION

Checker Board The Checker Board is used for short and long

multiplication with the hierarchies in the decimal system up to 100,000,000. To avoid bead movement, the wood surface is covered with printed carpet. Item Number: 013701 • Checker Board Activity Set Additional exercises for use with the Checker Board. Includes: exercise cards, divider tabs and a wooden box for storage. Item Number: 060201 Checker Board Beads: Individual Beads Contains 20 of each colored bead bars 1 through 9 in a wooden box with lid. These beads along with the tile material (Item Number: 0138B0 and 009950) are component parts necessary to do the Checker Board activities.

Item Number: 0138G0 (Glass) • Item Number: 0138M0 (Nylon) •

Number Tiles This set of wooden color-coded Number Tiles is designed for use with the Checker Board, Decimal Checker Board

and the Flat Bead Frame. Item Number: 0138B0

Box With Gray And White Number Tiles This advanced set of wooden color-coded Number Tiles is designed for use with the Checker Board, Decimal Checker Board, the Flat Bead Frame, the Bead Material and various other math exercises. The numerals on the tiles are printed in black, instead of the colors used in the hierarchy of the decimal system, thus demonstrating the move from one category to another more clearly. Item Number: 009950 • Decanomial Bead Bar Box: Individual Beads This set of bead bars is used for building the decanomial. The multiplication tables from 1–10 may be constructed in geometric form using the beads. Includes 55 of each of the colored bead bars from 1–10 and a wooden box for storage.

Item Number: 0190G0 (Glass) • Item Number: 0190M0 (Nylon) •

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Nienhuis Montessori 223

Essential