The Unit Division Board Montessori material and educational toys are for sale in Canada and USA at Thinkamajigs (formerly Perrytech Montessori).
The Unit Division Board includes a natural finish wooden board measuring 28 x 28 cm with a painted green section at the top. The board has spaces for nine skittles at the top and a nine-by-nine grid of dimples for beads. The set includes eighty-one green beads and nine green wooden skittles.
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