Michael Slack Books

The Sun Shines on the Sea

By Michael Slack Illustrated By Michael Slack

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A gentle introduction to the food chain for the preschool set, this eye-catching lift-the-flap book has a fun twist ending. The sun shines on the sea. Phytoplankton soak up the sun. Hungry krill fe...

Turtle Tug to the rescue

By Michael H. Slack

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Turtle Tug is on the lookout! This chugging, tugging turtle powers through gusty winds and treacherous tides, combing the seas to protect his friends from a dangerous storm. From panicking puffins...

Bunny built

By Michael H. Slack

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LaRue was the handiest bunny in all of Westmore Oaks; his toolbox had everything an industrious bunny could ever need. Everything, that is, except carrots. Along with his friends Robin the bird, Ne...

Happy Little Pets

By Michael Slack

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Happy Little Pets

By Michael Slack

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Intermediate Algebra Text Only

By Michael Slack

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Shorty Clem

By Michael H. Slack

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Meet Shorty & Clem! Shorty is a really short dinosaur. A shortysaurus, to be exact. Clem is a blue quail. A quail is some kind of bird. While Clem is out, a package arrives at the door with his nam...

Nugget and Fang

By Tammi Sauer, Michael Slack

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Nugget and Fang Go to School

By Tammi Sauer, Michael Slack

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Nugget and Fang

By Tammi Sauer, Michael Slack

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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.