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Each number block is as high as its value.
The 1 is 1cm high, the 10 accordingly 10cm high.
All numbers are 4cm wide and 3cm deep.
Playing with the number blocks brings a greater understanding of the relationships between the numbers.
This understanding makes the concepts of addition and subtraction easier to grasp.
Supplied: Set of 11 numbers.
Packed in a cardboard box , including control ruler and instructions.
