Dana Meachen Rau is an American writer. She has written more than 340 books for children from preschool to high school, including fiction, nonfiction, early readers, and biographies. Source: [Author's website](
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"Identifies squares in the world"--Provided by publisher.
"Identifies ovals in the world"--Provided by publisher.
"Identifies many-sided shapes and their points or sides"--Provided by publisher.
"Identifies rectangles in the world"--Provided by publisher.