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Binomial Squares containing 4 two dimensional pieces to represent the formula (a +b)2 =a2+ b+ 2ab.
The pieces are accurately cut such that the pieces sit exactly adjacent to each other.
The lid is printed with the corresponding colours of red, blue and black to help the children assemble the pieces.
The child requires to accurately fit in the squares inside the box.
The material brings in the exploration to introduce child with algebra.