Kate Messner Books

In October of 1776, two twelve-year-olds meet on a ship on Lake Champlain--Abigail, disguised as a boy while seeking her only living relative, and Pascal, brought aboard by his stepfather, the capt...

All the Answers

By Kate Messner

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The seventh wish

By Kate Messner

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"Unsure of how to get her family's attention, Charlie comes across the surprise of her life one day while ice-fishing...in the form of a floppy, scaly fish offering to grant her a wish in exchange...

59 reasons to write

By Kate Messner

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59 reasons to write

By Kate Messner

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Over and under the Rainforest

By Kate Messner, Christopher Silas Neal

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Over and under the Snow

By Kate Messner, Christopher Silas Neal

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Over and under the Waves

By Kate Messner, Christopher Silas Neal

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Up in the Garden and down in the Dirt

By Kate Messner, Christopher Silas Neal

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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.