Type:

Other

Description:

This brief article describes the historical contexts in which two types of cipher (code), the shift and the substitution cipher were used. The math concepts involved are substitution, inverse operations and letter frequency analysis.

Subjects:

  • Social Studies > General
  • Mathematics > General
  • Education > General

Education Levels:

  • Grade 1
  • Grade 2
  • Grade 3
  • Grade 4
  • Grade 5
  • Grade 6
  • Grade 7
  • Grade 8
  • Grade 9
  • Grade 10
  • Grade 11
  • Grade 12

Keywords:

Statistics,Make use of structure,NSDL,Grade 4,Grade 5,Data presentation,Frequency graph,Number concepts,Social Sciences,Analyze and persevere,Concept formation,Process skills,Number and operations,Cryptography,Mathematics history,Patterns and sequences,Data distribution,Informal Education,Whole numbers,Middle School,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Practice Standards,Reading in mathematics,Grade 6,Number theory,Data analysis,Number patterns,Social Studies,History/Policy/Law,Physics,Computing and Information,Upper Elementary,Communication,Mathematics,General,Connections,Engineering,Elementary School,oai:nsdl.org:2200/20140728161005653T,Problem solving,Famous problems,Education

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial Share Alike

Collections:

None
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