Tracey Steffora Books

Using Subtraction at the Park

By Tracey Steffora

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Measuring in the garden

By Tracey Steffora

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"The context of a garden is used to introduce children to basic concepts of measuring temperature, volume, length, and mass with comparative vocabulary"--Back cover

Sorting at the market

By Tracey Steffora

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"How are these flowers sorted? Read this book to learn about how we use sorting at the market. "Introduces the concept of sorting by describing how this skill can be used at the grocery store."--P...

Counting in the city

By Tracey Steffora

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Shapes in the kitchen

By Tracey Steffora

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Patterns at the museum

By Tracey Steffora

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Using subtraction at the park

By Tracey Steffora

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Measuring in the garden

By Tracey Steffora

Average: 0.00, 0 Ratings

"The context of a garden is used to introduce children to basic concepts of measuring temperature, volume, length, and mass with comparative vocabulary"--Back cover

Sorting at the market

By Tracey Steffora

Average: 0.00, 0 Ratings

"How are these flowers sorted? Read this book to learn about how we use sorting at the market. "Introduces the concept of sorting by describing how this skill can be used at the grocery store."--P...

What Is Maths

By Tracey Steffora

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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.