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How Did Romans Count to 100 (Ages 7-10 Years)

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How Do

Author: Lucy D. Hayes
Illustrator: Srimalie Bassini

"Have you ever wondered how people counted to 100 before modern numbers were invented? Basic explanations of Roman numerals are explored through diagrams, photos, and informative and engaging text in this newest addition to the How Do series.

About the How Do series: These fully-illustrated nonfiction picture books are a great introduction to various STEM topics. Each title includes facts and figures, simple diagrams and hilarious illustrations and is written in a question-and-answer format to encourage readers to ask questions and guess the answers before exploring the science behind the correct answers."

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