Nienhuis Montessori | Catalog 2019

Geometry

ELEMENTARY 6 – 12

SHAPES AND ATTRIBUTES

Inscribed And Concentric Figures: Metal This material is used for the study of inscribed and concentric figures. The material consists of 9 green metal frames with bottoms and red insets with 1 set of 5 circles decreasing in diameter and 1 set of 4 squares decreasing in length and width. Item Number: 011800 •

Triangle Inscribed In Circle Item No.: 011900 •

Equivalent Figure Material The Equivalent Figure Material provides experience in studying the relationship of equivalent figures that leads to the discovery of area and theorems. The material consists of 13 green metal frames with bottoms and red insets. Item Number: 012200 •

Theorem Of Pythagoras This set of material represents three cases of the Theorem Of Pythagoras. In the first, 2 sides of the triangle are equal; in the second, the sides of the triangle are in the proportion of 3: 4: 5; and in the third, the general case (the Euclidean demonstration) is shown. The material consists of 3 green metal plates with bottoms and blue, red, yellow and white inset pieces. Item Number: 012300 •

Fraction Cabinet This beech plywood cabinet is specially designed to hold the complete set of metal Fraction material (Item Number: 011500 – 012300). This cabinet has 14 drawers, and measures 49 x 34 x 41 cm. Fraction material is ordered separately.. Item Number: 176500

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Nienhuis Montessori 239

Essential