This set consists of a wooden chart with printed squares and the numerals 1-18 printed across the top with a box containing 9 red strips divided into squares and 9 blue strips, both printed with the numerals 1-9.
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This set consists of a wooden chart with printed squares and the numerals 1-18 printed across the top with a box containing 9 red strips divided into squares and 9 blue strips, both printed with the numerals 1-9.
