Description
an astrobiologist at NASA
such as where to place Homo sapiens
a nonpoisonous snake
She lives and works in Vancouver
Zero! history an astrobiologist at NASAZero! The Number That Almost Wasn't By: Sarah Albee Illustrated by: Chris Hsu How did math work before zero existed? Zero has had quite a journey. Symbols for "nothing" and supporting concepts like place value were created, abandoned, and recreated over thousands of years across the globe. Respected childrens author and consummate researcher Sarah Albee lays out the history of zero alongside the complications that initially hampered its development,
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