Frans Van Galen Books

Groceries Stamps and Measuring Strips Early Multiplication Contexts Learning Mathematics Grades 3 5 Investigating Multiplication and Division

By Catherine Twomey Fosnot, Frans Van Galen

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Value Bars and Line Plots

By Koeno Gravemeijer, Catherine Twomey Fosnot, Emily Tynan, Frans Van Galen

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All About Sharks Data Representation and Analysis

By Koeno Gravemeijer, Catherine Twomey Fosnot, Frans Van Galen

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Batteries Cell Phones Dalmatians and Pumpkin Growth Data Representation and Analysis Contexts for Learning Mathematics

By Koeno Gravemeijer, Greg Bryant, Catherine Fosnot, Frans Van Galen, Dina Williams

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Breuken procenten kommagetallen en verhoudingen

By Frans Van Galen

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Beschrijving van de kern van het leerstofgebied breuken, procenten, kommagetallen en verhoudingen. Beschreven wordt hoe de leerstofonderdelen met elkaar samenhangen en hoe ze in samenhang kunnen wo...

From Sunflowers to Growth Patterns

By Koeno Gravemeijer, Catherine Twomey Fosnot, Jennifer Smith, Frans Van Galen

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Fractions Percentages Decimals and Proportions

By Koeno Gravemeijer, Nisa Figueiredo, Els Feijs, Frans Van Galen, Els Van Herpen

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Measurement and Geometry in Upper Primary School

By Koeno Gravemeijer, Ronald Keijzer, Nisa Figueiredo, Els Feijs, Frans Van Galen

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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.