Andrea Silen Books

Animal Superpowers (National Geographic Kids Readers, Level 2)

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Get ready to be amazed by the super speed, epic strength, and jaw-dropping powers of some of the planet’s most awesome animals!From lifting stupendous weights to jumping unbelievable hei...

Animal Superpowers (National Geographic Kids Readers, Level 2)

By Andrea Silen

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Get ready to be amazed by the super speed, epic strength, and jaw-dropping powers of some of the planet’s most awesome animals!From lifting stupendous weights to jumping unbelievable hei...

T. rex (National Geographic Kids Readers, Level 1)

By Andrea Silen

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T. rex (National Geographic Kids Readers, Level 1)

By Andrea Silen

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Rainforests (National Geographic Kids Readers, Level 2)

By Andrea Silen

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Rainforests cover only a small amount of the planet, but they have more unique plants and animals than anywhere else on Earth.Packed with beautiful and engaging photos, this new Level 2 reader reve...

Rainforests (National Geographic Kids Readers, Level 2)

By Andrea Silen

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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.