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A lesson on number of squares
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A lesson on patterns
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A lesson on patterns of solids.
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A lesson on cubes
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A lesson on a missing number in a sequence of figures
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A lesson on a sequence of numbers
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A lesson on dominoes
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A lesson on a missing number in a figure
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A lesson on odd one
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A lesson on heart, club, spade and diamond
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A lesson on parts and whole
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A lesson on a double sequence of numbers
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A lesson on a sequence of letters
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A lesson on 3 × 3 squares
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