Kghios Montessori Binomial Cube

Montessori sensory teaching aids binomial and trinomial, suitable for children over 3 years old.
Develop children's visual ability to build cube wood blocks, and make children understand more easily through an intuitive display.
Prepare for the binomial and trinomial learning of mathematics and cultivate the ability to think in mathematics.
Lay the foundation for the study of square roots and prepare for the mathematical algebra of senior students.
High-quality wood, no smell, no burr, protect baby's hands.
Product dimensions: 3.74 x 3.74 x 3.35 inches.
Item weight: 1.15 pounds.