Have you ever wondered how people counted to 100 before modern numbers were invented? A basic explanation of Roman numerals, examples of how they are used today, and step-by-step instructions on how to use them are explored in this newest addition to the How Do series. The How Do series is a great introduction to various STEM topics, each presented in a format that encourages audiences to ask questions and guess the answers before exploring the science behind them.
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How Do?Sprog:
engelsk
Format:
How Do You Share with Your Friends? : An Audiobook About Fractions, Decimals, and Percentages
How Does Water Move Around? : A Book About the Water Cycle
How Do Birds Sing a Duet? : A Book About Bird Behavior
How Do Satellites Stay in Space? : An Audiobook About How Satellites Work
How Do Kids Make Money? : A Book for Young Entrepreneurs
How Do Ants Survive a Flood? : A Book about Bugs
How Does Soap Clean Your Hands? : An Audiobook About the Science Behind Healthy Habits
How Do Bridges Not Fall Down? : A Book About Architecture & Engineering
How Do Computers Follow Instructions? : A Book About Programming
How Do Seesaws Go Up and Down? : A Book about Simple Machines