Montessori Sensorial Binomial Trinomial Cube Color:Trinomial A wonderful screen-free activity that

A wonderful screen-free activity that grows with your child — simple enough for beginners

Fairly easy to install with support poles

Warning: Small parts — supervise younger children

natural materials

Montessori Sensorial Binomial Trinomial Cube Color:Trinomial A wonderful screen-free activity thatExplore the beauty of algebraic patterns with the Montessori Sensorial Binomial and Trinomial Cube. By fitting painted wooden cubes into their hinged box, children physically experience algebraic concepts the binomial and trinomial theorem in a deeply satisfying, hands on way that lays a powerful foundation for higher maths. Age Range: 3 years and up Skills Developed: Visual perception, spatial reasoning, algebraic thinking, concentration, problem