Jamie Harrington Books

The unofficial guide to crafting the world of Harry Potter 30 magical crafts for witches from pencil wands to house colors tie dye shirts

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Presents instructions for thirty Harry Potter inspired crafts, including a golden snitch necklace, butterbeer lip balm, and potions ornaments.

The 101 coolest simple science experiments

By Jamie Harrington, Rachel Blogger Miller, Holly Homer

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101 kid-approved science activities and experiments that are an educational and fun way for parents, grandparents and babysitters to spend quality time with kids. These fun, accessible activities w...

101 Kids Activities that are the Ooey Gooey est Ever

By Jamie Harrington, Brittanie Pyper, Holly Homer

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Unofficial Guide to Crafting the World of Harry Potter

By Jamie Harrington, Dinah Bucholz

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101 Coolest Simple Science Experiments

By Jamie Harrington, Rachel Miller, Holly Homer

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101 Kids Activities That Are the Ooey Gooey Est Ever

By Jamie Harrington, Brittanie Pyper, Holly Homer

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Big Book of Kids Activities

By Rachel Miller, Brittanie Pyper, Kim Vij, Amanda Boyarshinov, Holly Homer

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Big Book of Kids Activities

By Jamie Harrington, Rachel Miller, Brittanie Pyper, Holly Homer, Colleen Kessler

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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.