Colleen Kessler Books

Math problem solvers
Math problem solvers

By Colleen Kessler

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Activities encourage students to apply mathematical skills to solve problems, puzzles, and logic riddles.

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Survival on the Reef
Survival on the Reef

By Colleen Kessler

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Super Smart
Super Smart

By Colleen Kessler

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100 Backyard Activities That Are the Dirtiest Coolest Creepy Crawliest Ever
Hands On Ecology
Hands On Ecology

By Colleen Kessler

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Real Life Science Mysteries
Real Life Science Mysteries
Hands On Ecology
Hands On Ecology

By Colleen Kessler

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Hands On Ecology
Hands On Ecology

By Colleen Kessler

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Real Life Science Mysteries

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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.

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