Crispin Boyer Books

Everything ancient Egypt

By Crispin Boyer

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Discusses the mysteries of ancient Egypt, and includes facts covering treasure, pyramids, mummies, and pharaohs.

That s Gross

By Crispin Boyer

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That's Sneaky

By Crispin Boyer

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Do you think spies are stupendous? Ninjas are neat? Mysteries are more than meet the private eye? Then you'll love That's Sneaky, the most surprising and suspenseful information that...

125 Cool Inventions

By National Geographic Kids

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The future is now! Super smart toilets, sweet dream machines, bread buttering toasters, and flying hotels -- this fun and informative book gives curious kids the inside scoop on 125 amazing real in...

That's Deadly!

By Crispin Boyer

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Put on your suit of armor and grab your bear spray because it's time to explore the deadly side of things. This is the perfect book for curious boys and girls who want the real scoop on predators,...

That's deadly!

By Crispin Boyer

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That s Deadly! takes you on a journey to explore all of the things in this world that can put your life in jeopardy. From spewing volcanoes to ferocious predators, you ll find tons of fascinating f...

National Geographic Kids Why?

By Crispin Boyer

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The concept is simple. Got a question? Well now you have an answer! 1,111 of them, in fact. Want to know why your snot is yellow? Flip to the human body chapter. What's on the inside of a turtle sh...

Famous Fails!

By Crispin Boyer

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This fun book of quirky failures and famous flops will keep kids laughing while they learn the importance of&#16...

The Book of Heroes Tales of History s Most Daring Dudes

By Crispin Boyer

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National Geographic Kids Why Not?

By Crispin Boyer

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Jam-packed with thousands of fascinating facts and interesting info, this fun-filled Q&A book is sure to satisfy the most curious kids (and adults too!). The team that brought you WHY? flips that q...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.