Nico Medina Books

Where Is the Great Barrier Reef

By Nico Medina, Who HQ

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What Was the Ice Age?

By Nico Medina

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A mesmerizing overview of the world as it was when glaciers covered the earth and long-extinct creatures like the woolly mammoths and saber-toothed cats battled to survive.Go back 20,000 years ago...

Introduces the period approximately 20,000 years ago when global temperatures were much colder and ice covered much of the planet, and describes how animals living during that time adapted to the e...

Who Was Leif Erikson?

By Nico Medina

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Hold on to your Viking helmets as you learn about the first known European to set foot on North America in this exciting addition to the Who Was? series!Leif Erikson was born to be an explorer. His...

Who Was Aretha Franklin?

By Nico Medina

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There is only one QUEEN OF SOUL! Discover why Aretha Franklin garners so much R-E-S-P-E-C-T.Aretha Franklin was a musical and cultural icon whose legacy spanned six decades! Born in Memphis, Tennes...

Who is Aretha Franklin?

By Nico Medina

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Presents the life of one of the bestselling artists of all time, from her start singing in front of her father's Baptist congregation to being inducted into the Rock and Roll Hall of Fame.

Who Was Genghis Khan

By Nancy Harrison, Nico Medina, Andrew Thompson

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Where Is Mount Everest

By John Hinderliter, David Groff, Nico Medina

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Where Is Alcatraz

By David Groff, Nico Medina

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Where Is The Great Barrier Reef

By John Hinderliter, Nico Medina

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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.