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An unread, unused copy: no writing or highlighting, and no missing or damaged pages. Every book we sell is brand new, including our lowest-priced titles.
It's a big question--how will we navigate to the stars? The science of navigating beyond Earth and to the stars is a challenge with incredible, future-changing possibilities.
Discover how pioneering scientists and engineers study navigation and learn about . . .
Beautifully bound with striking illustrations, The Big Questions Answered is a unique and collectable series that will start a lifelong interest in science for kids. Each book includes a QR code link to The Big Question Answered website for comprehensive free teacher resources and fun kids' pack.