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How important are multi-age groupings
when implemented faithfully
square-based pyramid
This is an inclusive book for every new parent and earlier versions have been translated into six languages
Broad Stair Small Moveable Alphabet How important are multi-age groupingsThese are ten hardwood prisms painted in brown lacquer. Maintaining a constant length the prisms increase in width by 1cm increments. These prisms develop visual and muscular perception of dimension. Working with these materials prepares the child to understand mathematical concepts in plane geometry, area and volume. (1 x 1 x 20cm to 10 x 10 x 20cm). Includes spare 1 cm prism
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