Shipped directly from China. Standard shipments typically take 20-70 days to arrive after payment（according to different country） If you have any questions, please contact our customer service staff. service_china@adenamontessori.com
Adena Montessori
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The Checker Board is used for short and long multiplication with the hierarchies in the decimal system up to 100,000,000.
To avoid bead movement, the wood surface is covered with printed carpet.
