Diane De Groat Books

Third grader Annie Pitts is excited about getting the part of the swamp monster in a high school student's low-budget horror movie, until she finds out how much hard work is involved.

Lullabies for Little Dreamers

By Diane De Groat

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Antrim's Orange

By Sylvia Sunderlin, Diane De Groat

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Antrim divides his prized wartime orange among his friends, keeping one piece which unfortunately he steps on. Luckily, his mother remembers the piece tucked around the navel.

Roses Are Pink Your Feet Really Stink

By Diane De Groat, Diane Degroat

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When Gilbert forges other students' names on some mean valentines, his trick is soon discovered and his classmates are angry.

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.