Chadwick Gillenwater Books

Herbert

By Chadwick Gillenwater

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Flamingos on a stick

By Professor Watermelon

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Sam has a special gift. He understands the languages of animals. This often gets him into trouble, especially when he frees his teacher's soon-to-be-dissected frogs, and Principal Kovich calls for...

South American Animals

By Mary R. Dunn, Gail Saunders Smith, Chadwick Gillenwater

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North American Animals

By Steve Potts, Michael Dahl, Joanne Mattern, Annie Hemstock, Chadwick Gillenwater

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North American Animals

By Steve Potts, Michael Dahl, Joanne Mattern, Annie Hemstock, Chadwick Gillenwater

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South American Animals

By Mary R. Dunn, Gail Saunders Smith, Chadwick Gillenwater

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South American Animals

By Mary R. Dunn, Gail Saunders Smith, Chadwick Gillenwater

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Groundhogs

By Chadwick Gillenwater

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"Simple text and full-color photographs provide a brief introduction to groundhogs"--Provided by publisher.

Anacondas

By Chadwick Gillenwater

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"Simple text and photographs present anacondas, how they look, where they live, and what they do"--Provided by publisher.

Giant anteaters

By Chadwick Gillenwater

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"Simple text and photographs present giant anteaters, how they look, where they live, and what they do"--Provided by publisher.

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.