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recognition
Cards show the various external parts of the plant
This is a natural finished wooden box with eight coloured solid wooden cubes of the highest quality
The large bead frame has seven rows of coloured beads that represent the hierarchy of numbers from units to millions
Trinomial Cube - Natural Finish Practical Life recognitionThis is a box containing 27 high precision solid wooden cubes in a natural finish with purpose designed box that allows all sides to open out flat permitting unhindered access to the cubes. The silkscreen printed control chart on the lid is a practical and convenient means of using this item. This material is a concrete representation of the trinomial formula (a + b + c)3 . It also serves to encourage perception of mathematical patterns and is an
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