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1
A framework for K-12 Science education practices, cross-cutting concepts and core ideas
Argitaratua 2012Liburua -
2
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3
Standards in the classroom an implementation guide for teachers of science and mathematics
Argitaratua 2003Liburua -
4
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5
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6
Inquiry and the national science education standards a guide for teaching and learning
Argitaratua 2000Liburua -
7
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8