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This material helps the child form an understanding for the larger quantities of the decimal system
Originally meant to remind rather than direct and to show the way toward natural harmony in the world around and within us
Translated by Caroline Juler and Heather Yesson
name only card
These words include verbs
Broad Stair Small Moveable Alphabet This material helps the childThese 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