Loreen Leedy Books

Pingo, the plaid panda

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Convinced that the other pandas will not play with him because he is plaid, Pingo takes steps to make himself look more like them.

The potato party and other troll tales

By Loreen Leedy

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Trolls feature in these seven little stories with big endings.

Postcards from Pluto

By Written Illustrated By Loreen Leedy

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What would it be like for a kid to tour our solar system? In this clever trip through the solar system, a diverse group of girls and boys explore every planet with their robot guide, Dr. Quasar. Fa...

The Edible Pyramid

By Loreen Leedy

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The Edible Pyramid

By Loreen Leedy

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The dragon Thanksgiving feast

By Loreen Leedy

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Dragons celebrate Thanksgiving by preparing and enjoying a great feast. Includes instructions for activities and games related to the holiday.

Mission: Addition

By Written Illustrated By Loreen Leedy

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Animal students learn about addition from the world around them.

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.