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A study on primary grade students’ errors when using rulers T.Mukunthan & P.Seneviratne Dept. Early Childhood and Primary Education,  The Open University of Sri Lanka, 11.12.2011
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Problem ,[object Object],[object Object],[object Object],[object Object],[object Object]
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Sample ,[object Object],School Boys Girls School 1 31 27 School 2 36 24 School 3 30 25 School 4 35 28 Total 112 104
Methodology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
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Summary & recommendation  ,[object Object],[object Object]
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A study on primary grade students’ errors when using rulers

  • 1. A study on primary grade students’ errors when using rulers T.Mukunthan & P.Seneviratne Dept. Early Childhood and Primary Education, The Open University of Sri Lanka, 11.12.2011
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