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Blog Mentions

These are the most recent 10 blog posts mentioning Helen Gerretson in JacketFlap's Children's Publishing Blog Reader



  • Helen Gerretson

About Helen Gerretson

Helen Gerretson is a published author. A published credit of Helen Gerretson is Pre-service elementary teachers' understanding of geometric similarity: the effect of dynamic geometry software. : An article from: Focus on Learning Problems in Mathematics.
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Published Works by Helen Gerretson
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1. Pre-service elementary teachers' understanding of geometric similarity: ...
    Author: Helen Gerretson
    Publisher: Center for Learning
? 06/22/2004
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