Laura Marsh Books

National Geographic Readers: Las Tortugas Marinas (L2)

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Learn all about sea turtles with brilliant photography and illustrations in this Spanish-language Level 2 Reader from National Geographic Kids.Who could resist celebrating sea turtles? They may see...

National Geographic Readers Los Caimanes y Cocodrilos (Nivel 2)

By Laura Marsh

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Newly independent bilingual readers looking for a high-quality, nonfiction book in Spanish at their reading level.A pair of eyes lurks just above the water’s surface. Is it a crocodile or an...

National Geographic Readers Los Caimanes y Cocodrilos (Nivel 2)

By Laura Marsh

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Newly independent bilingual readers looking for a high-quality, nonfiction book in Spanish at their reading level.A pair of eyes lurks just above the water’s surface. Is it a crocodile or an...

National Geographic Readers: Los Koalas (Nivel 1)

By Laura Marsh

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Now in Spanish! ¡AHORA EN ESPAÑOL! Learn all about koalas in this Level 1 reader from National Geographic Kids.With their big eyes and playful personalities, there’s no question...

National Geographic Readers: Los Koalas (Nivel 1)

By Laura Marsh

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Now in Spanish! ¡AHORA EN ESPAÑOL! Learn all about koalas in this Level 1 reader from National Geographic Kids.With their big eyes and playful personalities, there’s no question...

Meerkats (National Geographic Kids Readers, Level 1)

By Laura Marsh

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Welcome to the wacky world of meerkats, where groups of these furry friends team up to survive in the wild. Each meerkat has a job: babysitting the kids, guarding the troops, or foraging for food....

Koalas (National Geographic Kids Readers, Level 1)

By Laura Marsh

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With a seemingly permanent half-smile on their face, koalas are appealing to boys and girls alike. Filled with adorable photos, and carefully leveled text, this level 1 reader introduces beginning...

Koalas (National Geographic Kids Readers, Level 1)

By Laura Marsh

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With a seemingly permanent half-smile on their face, koalas are appealing to boys and girls alike. Filled with adorable photos, and carefully leveled text, this level 1 reader introduces beginning...

Sea Otters (National Geographic Kids Readers, Level 1)

By Laura Marsh

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In this level 1 reader, young readers will explore the fun-filled world of lovable otters. Follow these playful critters through their aquatic habitats, learn how otters raise their young, and disc...

Red Pandas (National Geographic Kids Readers, Level 1)

By Laura Marsh

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Find out about the shy and rarely seen red panda! This level 1 reader documents the lives of red pandas in their environment. The carefully constructed text and beautiful photographs guarantee a su...

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.