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The child learns and practices subtractions table for numbers 1-18. There are wooden stips corresponding in length to the squares 1-18 are used to indicate the number to subtract from and one set of Blue strip is used to subtract with. A set of red strips is also included for further explorations. Two sets of strips are stored in wooden boxes.
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Very worst product and not even they gave the wodden storage box but they have mentioned it comes with wodden storage box but no box in it and no QR code also found please don go for it
Contacted them many times no response from customer support
