Lauren Castillo Books

El Futbol Me Hace Feliz

By Maribeth Boelts, Lauren Castillo

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Yard Sale

By Eve Bunting Illustrated By Lauren Castillo

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“While the topic of moving is covered in a multitude of picture books, this one looks at it from a difficult perspective that most authors choose to avoid or gloss over.” — S...

Melvin and the boy

By Lauren Castillo

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When a boy finds a turtle basking in the sun at the park he thinks he has found the perfect pet, but the turtle only seems happy at bath time. Includes facts about turtles.

Christmas Is Here

By Adapted From The King James Bible, Lauren Castillo

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Tiger Tells All

By Lauren Castillo, Ann Cameron

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Our Friend Hedgehog

By Lauren Castillo

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From a Caldecott Honor-winning artist comes a cozy classic-in-the-making about finding your friends and sticking together through thick and thin. "Our Friend Hedgehog feels like a modern-day Winnie...

Our Friend Hedgehog

By Lauren Castillo

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Our Friend Hedgehog: A Place to Call Home

By Lauren Castillo

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From the Caldecott Honor-winning author of Our Friend Hedgehog: The Story of Us comes a warm-hearted story about the meaning of home and the power of friendship to help you become your truest self....

Our Friend Hedgehog: A Place to Call Home

By Lauren Castillo

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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.