The new math puzzle bought from Amazon. Since serenity no longer goes to Montessori school, we got this for her. The item costs $44.99 at Amazon, and costs about $10 at Taobao in China 
Montessori at home
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The new math puzzle bought from Amazon. Since serenity no longer goes to Montessori school, we got this for her. The item costs $44.99 at Amazon, and costs about $10 at Taobao in China