This cube for (a + b)³ provides the basis necessary for the sensorial construction of higher powers of the same binomial: (a + b)⁴ and (a + b)⁵.
Contained in a hinged wooden box with lid.
Developmentally appropriate for ages 6 years +
Developmentally appropriate for ages 3.5 years +
Made of Beechwood and MDF








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