Carolyn Haywood Books

B is for Betsy

By Carolyn Haywood

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Betsy experiences an interesting first year in school and looks forward to summer vacation at her grandfather's farm.

B is for Betsy

By Carolyn Haywood

Average: 0.00, 0 Ratings

Betsy experiences an interesting first year in school and looks forward to summer vacation at her grandfather's farm.

Betsy and Billy

By Carolyn Haywood

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Betsy, Billy, and their friends enjoy and learn from the many activities in the second grade.

Back to school with Betsy

By Carolyn Haywood

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Third-grader Betsy and her friend Billy seem to be always getting into scrapes both inside and outside of school.

Betsy and the boys

By Carolyn Haywood

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Betsy and her fourth-grade friends discover football.

Primrose Day

By Carolyn Haywood

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During World War II, seven-year-old Merry Primrose Ramsay is sent from England to live with relatives in the United States, where, despite missing her parents and feeling homesick, she has many adv...

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.