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About product and suppliers:
        Alibaba.com offers 22,396 intelligence blocks products. About 39% of these are blocks, 15% are other toys & hobbies, and 3% are wooden toys. 

A wide variety of intelligence blocks options are available to you, such as construction toy, diy toy, and educational toy. You can also choose from plastic, wood, and foam. As well as from abs, pe, and pp. And whether intelligence blocks is free samples, or paid samples. 

There are 22,396 intelligence blocks suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of intelligence blocks respectively. 

Intelligence blocks products are most popular in Domestic Market, South America, and North America. 

You can ensure product safety by selecting from certified suppliers, including 9,553 with Other, 6,868 with ISO9001, and 2,151 with ISO14001 certification.