This packet of information for teachers is designed to be used with the Wooden Legs Problem of the Week from the Math Forum collection for grades 3 to 5. The sample problem provides an exemplar of the type of problem teachers can use to promote students' mathematical thinking and engage their interest. The key concepts in this problem include pattern identification and multiples. The packet contains the sample problem, standards alignment to the Common Core State Standards, possible solutions, teaching suggestions, a print-ready copy of the problem, and a problem-specific scoring rubric.


  • 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


Grade 3,NSDL,Grade 4,Teaching strategies,Addition,Strategies,Number concepts,Arithmetic,Analyze and persevere,Concept formation,Process skills,Number and operations,Upper Elementary,Algebra,oai:nsdl.org:2200/20140728160827205T,Word problems,Critical thinking,Grade 5,Model with mathematics,Multiplication,Modeling,Patterns and sequences,Vocational/Professional Development Education,Whole numbers,Problem solving,NSDL_SetSpec_ncs-NSDL-COLLECTION-000-003-112-027,Practice Standards,Reading in mathematics,Elementary School,Number patterns,Reason quantitatively,Algebraic thinking,Operations,Deductive reasoning,Number sense,Mathematical language,Mathematics,Critique reasoning,Communication,Writing in mathematics,Education,Construct arguments,Reasoning,Representation



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