This series of prisms demonstrates to the child the change in width (breadth), while the length remains constant....
DESCRIPTION
This series of prisms demonstrates to the child the change in width (breadth), while the length remains constant. Practice with The Brown Stair indirectly prepares the child for concepts in plane geometry, area and volume.
The 10 brown prisms of the same length (15cm) but differing in height. The largest stair is 14 x 7 x 7cm scaling down 10 steps to the smallest stair 14 x 0.7 x 0.7cm
Purpose
Direct Visual discrimination of dimensions (thickness).
Indirect - Refinement of voluntary movement. - Muscular education of grip. - Preparation for mathematics.
SKU: SE50301-3.190740
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ADDITIONAL INFORMATION
Price
$56.70
Condition
New
Delivers To
Australia Wide
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