KS004J Broad Stair
- description
to help develop the child’s visual discrimination of differences in two dimensions. Indirectly, prepare the child for later work in geometry and concept of numbers.
- size
10 brown wooden rectangular prisms, square on two ends. The prisms all have the same length – 20cm, but vary in thickness by equal increments, from 10cm x 10cm on each end to 1cm x 1cm on each end
- made in taiwan
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