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A gray pair
The set consists of 20 bars of each quantity 1–10
5 sets of color-coded combinations (equations) slips
Each set is in a separate wood box with the lid painted the same color as the cylinders: red
Two bottles contain water at 47 ℃
Addition Strip Board human A gray pairWooden board 12 squares by 18 squares with the numerals 1 18 printed across the top. A wooden box contains 9 red wooden strips and 9 blue wooden strips of varying lengths both printed with the numerals 1 to 9. To provide experience in addition of numerals. To give the child concrete experience in addition. To aid the child in learning addition tables. Practice in combinations of numbers. Preparation for abstract mathematics. Concentration.
US$ 45.00
US$ 102.00