Doreen Cronin Books

Diary of a Worm: Teacher's Pet

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Worm makes a surprising discovery -- teachers have birthdays! That means Worm and his friends have to find the perfect present for their teacher, Mrs. Mulch. A dung-ball paperweight? Trash Splash...

Diary of a worm

By Lori Haskins Houran

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Worm makes a surprising discovery -- teachers have birthdays! That means Worm and his friends have to find the perfect present for their teacher, Mrs. Mulch. A dung-ball paperweight? Trash Splash...

Click Clack Moo Cows That Type

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Click Clack Moo Cows That Type Big Book

By Doreen Cronin

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Giggle Giggle Quack

By Doreen Cronin

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Diary of a worm

By Doreen Cronin

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A young worm discovers, day by day, that there are some very good and some not so good things about being a worm in this great big world.

Giggle Giggle Quack

By Doreen Cronin

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Scholastic 2 DVD Story Time Collection Goose Amazing Bone

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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.