Nienhuis Montessori Heutink USA

Small Square Root Board The Small Square Root Board is used by the children to build squares and to extract square roots. The wooden board contains 225 indentations for working square roots. Included with the board is a box of 100 each green, blue and red beads. Item Number: 013300

Patterns For Square Root These patterns serve as guides when extracting the square root on the Algebraic Peg Board. The material consists of 4 plastic cards with silk-screened square root patterns in the 3 hierarchical colors. Item Number: 013401

Binomial Cube The Binomial Cube is a concrete representation of the algebraic formula (a + b)³. The factors of the equation are represented by cubes and prisms. The elementary Montessori child uses the Binomial Cube as an activity of algebraic exploration. Contained in a hinged wooden box with lid. Item Number: 013100

164