Belle Cottingham Books

Super Simple Math

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All the core curriculum math topics in one super simple book - an accessible and indispensable guide for students, parents, and educatorsCovering topics from probability to statistics, algebra to g...

Problem solving

By Belle Cottingham

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Learn and Practice Book

By Colin Stobart, Trevor Senior, Leisa Bovey, Belle Cottingham, Brian Speed

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Lower Secondary Maths Student's Book: Stage 8

By Josh Lury, Collins UK Staff, Naomi Norman, Dave Bowman, Deborah McCarthy

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Lower Secondary Maths Teacher s Guide

By Alastair Duncombe, Belle Cottingham, Michele Conway

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Lower Secondary Maths Student's Book: Stage 9

By Alastair Duncombe, Amanda George, Belle Cottingham, Michele Conway

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Lower Secondary Maths Teacher s Guide

By Alastair Duncombe, David Bird, Amanda George, Belle Cottingham

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KS3 Maths Now - Learn and Practice Book

By Colin Stobart, Trevor Senior, Leisa Bovey, Belle Cottingham, Brian Speed

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Lower Secondary Maths Student s Book

By Alastair Duncombe, Amanda George, Belle Cottingham, Rob Ellis

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Lower Secondary Maths Student s Book

By Amanda George, Belle Cottingham, Rob Ellis, Brian Speed, Claire Powis

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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.