Nienhuis Montessori | Catalog 2019

LINES AND ANGLES

Geometric Stick Material The Geometric Stick Material is used in the elementary classroom for the study of lines, the measurement of angles, and the construction and analysis of plane geometric shapes. Consists of a series of color-coded sticks, plastic curves, a plastic measuring angle, a plumb line, tacks and brad fasteners, all stored in a compartmentalized wooden box with lid. Item Number: 019400 • Large Working Board For The Geometric Stick Material A large working board made of ‘self-healing’ material for use with the Geometric Stick Material. Item Number: 0194A0 • The Nail Board Using the Nail Board, children learn different geometric shapes, angles, fractions and other patterns and how to create them using elastic bands. Includes: a beechwood box with lid (lid serves as the nail board), elastic bands a mirror, a protractor (transparent plastic), four activity books and instructions. Item Number: 063001

Yellow Triangles For Area This material is used as an introduction to the study of area. Through exercises with these triangles, the child discovers how the area of a triangle is derived. The material contains 20 yellow, square ruled figures for the exercises of area stored in a beechwood box with lid. Item Number: 012700 •

Stand For Height A stand for plane geometric form exploration that facilitates in the measurement of height of the Constructive Triangles. Scale is in centimeters. Item Number: 012600 •

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