Marcie Colleen Books

"Flying Blind. The bat-only punk rock band. Coming to the Grumpy Woods. The Super Happy Party Bears love rock 'n' roll! The other Grumpy Woods residents do not. To them, this "music" sounds like BO...

Super Happy Party Bears

By Marcie Colleen

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The Super Happy Party Bears are in awe of their new friend, Butter, a groovy caterpillar who’s got the moves. This Jitterbug can breakdance, tango, and boogie-woogie. Butter becomes an honor...

Tiny Prancer

By Marcie Colleen

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A funny chapter book series filled with full-color illustrations and adorable animals! It's the most wonderful time of the year in the Grumpy Woods--the Great Hibernation! Mayor Quill, Humphrey Hed...

Super Happy Party Bears

By Marcie Colleen, Steve James

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Super Happy Party Bears Party Collection 1

By Marcie Colleen

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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.