Adena Montessori
Trinomial Cube A161
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$23.94
Sale price
$26.60
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| Item Name: | Trinomial Cube |
| Item Code: | A161 |
| Size(cm): | 14.5*15*11.8 |
| Weight(kg): | 1.1 |
| Materials: | Beechwood |
| Age(month): | 30-72 |
| Certified by: | ASTM F963 EN71 1 2 3 |
| Montessori Materials of Sensorial | Visual Sense. A good gift for Children | |
| A box with 27 small prisms, presenting the equation (a+b+c)3=a3+3a2b+3a2c+b3+3ab2+3b2c+c3+3ac2+3bc2+6abc The lid of the box presents the pattern in a flat form |
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