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¡¡  Number Rule ¡¡

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A 1m triangular ruler, with a 100©M scale on each side. Blocks of colour on each side indicate 10©M, 20©M and 25©M, reinforcing the concept of fractions, decimals and percentages. The ruler, which can be used outside, is also an excellent drawing aid for the teacher.
Cubes not included.
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