This one-page article by the NRICH team reports on the history of the measuring of weight/mass. It is an attempt to provide material and ideas for lessons that address the disciplines of history and mathematics. Topics covered include weighing by comparison, the need for standard units, and weighing methods in various cultures. Questions and suggestions are provided for further research by students.
Keywords:Grade 3,Teacher content knowledge,NSDL,Grade 4,Teaching strategies,Mathematics for biology,Mathematics,Social Sciences,Concept formation,Process skills,Mathematics for the physical science,Upper Elementary,Grade 5,Attend to precision,Engineering,Mathematics history,Life Science,Real world applications,Vocational/Professional Development Education,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Science,Practice Standards,Reading in mathematics,Elementary School,English,Social Studies,Reason quantitatively,History/Policy/Law,Physics,Systems of measurement,Communication,Consumer mathematics,Geoscience,Connections,Weight and mass,Engineering mathematics,oai:nsdl.org:2200/20140728160836443T,Measurement,Education,Nonstandard