Native American Heritage Month

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Are you Sigrid Wagner, author of the books below?
Das Problem sind die Lehrer by Sigrid Wagner Research Issues in the Learning and Teaching of Algebra by Sigrid Wagner Research Issues in the Learning and Teaching of Algebra by Sigrid Wagner Research Issues in the Learning and Teaching of Algebra by Sigrid Wagner Research Issues in the Learning and Teaching of Algebra by Sigrid Wagner Research Issues in the Learning and Teaching of Algebra by Sigrid Wagner Researach Issues in the Learning and Teaching of Algebra, Vol... by Sigrid Wagner Prime. Prompt Intervention in Mathematics Education. 2005 Edi... by Sigrid Wagner Charly by Sigrid Wagner Wenn Träume wahr werden by Sigrid Wagner


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