Megan McDonald Books

Judy Moody and the Right Royal Tea Party

By Peter H. Reynolds, Megan McDonald

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Is This a House for Hermit Crab?

By Megan McDonald Illustrated By Tillotson Katherine

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Follow a hermit crab on the perilous journey to replace his outgrown shell in this classic picture book by the author of the popular Judy Moody and Stink series.Hermit Crab has outgrown his shell,...

Is This a House for Hermit Crab l Card with 6 Copy Ppk

By Megan McDonald

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Shake and Quake

By Chris Vallo, Megan McDonald

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Stink and the attack of the sllime mold

By Megan McDonald

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Judy Moody Stink and the Grand Slam Book Bowl Jam

By Megan McDonald

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Judy Moody Saves the World

By Megan McDonald

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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.