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X why Z?X why Z?

X why Z?

Mark Shulman

About this book

Presents answers to a variety of scientific questions, including why teeth fall out, why school buses are yellow, and why some trees stay green all winter.

Details

OL Work ID
OL23175541W

Subjects

Children's questions and answersQuestions and answersJuvenile literatureCuriosities and wonders

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HardcoverOpen Library
Book data from Open Library. Cover images courtesy of Open Library.