Olivia De Castro Books

How to Speak in Spanglish

Average: 0.00, 0 Ratings

In this charming and delightful picture book, Sami shares the joys of Spanglish with his skeptical abuela and diverse community.Sami loves to speak both English and Spanish. But he doesn't just spe...

Great Idea Malia!

By Alliah L. Agostini Illustrated By Olivia De Castro

Average: 0.00, 0 Ratings

Malia has big ideas and boundless energy for problem-solving her mom’s new job in this joyful picture book that’s perfect for young families juggling work and play.Malia loves two thing...

Cute Toot

By Breanna J. McDaniel, Olivia De Castro

Average: 0.00, 0 Ratings

Maria Learns to Code

By Angel L. Hueca, Olivia De Castro

Average: 0.00, 0 Ratings

Maria Learns to Code

By Angel L. Hueca, Olivia De Castro

Average: 0.00, 0 Ratings

Maria Learns to Code

By Angel L. Hueca, Olivia De Castro

Average: 0.00, 0 Ratings

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.