Measure Up with Science explains how and why we measure. The series looks at measuring from ancient times to the present day, with ideas on how to make your own measuring instruments. Packed with dozens of hands-on projects, each book will help children experience firsthand the important ways in which measuring enriches our understanding of the world around us.Discover how to write in Roman numerals, make an abacus, or even a modern computerized bar code. Children will be amazed at how bar codes which look like a simple group of lines, can identify so many different things.
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