Tracey Steffora Books

Animaths

By Tracey Steffora

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Clocks and calendars

By Tracey Steffora

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This series introduces young readers to the concept of time and how we measure time in our daily lives. The titles also explain the tools we use to measure long and short periods of time.

Clocks and calendars

By Tracey Steffora

Average: 0.00, 0 Ratings

This series introduces young readers to the concept of time and how we measure time in our daily lives. The titles also explain the tools we use to measure long and short periods of time.

Shapes in the kitchen

By Tracey Steffora

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"Children are introduced to the basic shapes of circles, squares, rectangles, and triangles and are given concrete examples of where these shapes are represented in the kitchen"--Back cover.

Using addition at home

By Tracey Steffora

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Hours minutes and seconds

By Tracey Steffora

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Hours, minutes, and seconds

By Tracey Steffora

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Days of the Week

By Tracey Steffora

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Seasons of the Year

By Tracey Steffora

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Times of the Day

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.