"Times Machine! : Learn Multiplication and Division... Like, Yesterday!" by Danica McKellar is a 232-page hardcover book published by Random House Children's Books in 2020 as part of the McKellar Math Ser. The book, illustrated by Masse and Josée, focuses on mathematics concepts like multiplication and division in a fun and engaging way. With a quirky sense of humor and engaging storytelling, students can learn these essential math skills while feeling like they traveled back in time to yesterday."
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