http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nội dung cuốn sách giới thiệu những trò chơi thông minh bắt buộc người chơi phải thông minh và có tư duy toán học như suy luận logic, giải toán, đố vui mẹo, đố vui thường thức...
Mathematics,Sports,Mathematical recreations,Toán học,Trò chơi,Toán học giải trí
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