Sergio Ruzzier Books

The Little Giant

By Sergio Ruzzier

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When a little giant meets a big dwarf, they realize they are more alike than they seem.

Fish and Sun

By Sergio Ruzzier

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Fish and Wave

By Sergio Ruzzier

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The Room of Wonders

By Sergio Ruzzier

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Pius Pelosi has a Room of Wonders, where people come from miles around to see his treasures, but when the visitors convince him to throw out the very first item he ever collected, Pius no longer ge...

Why Mole Shouted

By Lore Segal

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A letter for Leo

By Sergio Ruzzier

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When Leo, a weasel mailman, rescues a young bird that was separated from his flock, the two become friends and Leo's dream of one day receiving a letter of his own may finally come true.

Too busy

By Sergio Ruzzier

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When Bear asks Bee to roll down the hill with him, Bee is too busy. Bee is too busy to lie in the sun and splash in the water, too. And by the time Bee asks Bear to watch the moon with her, he is t...

We Give Thanks

By Cynthia Rylant, Sergio Ruzzier

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This is not a picture book

By Sergio Ruzzier

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In this quirky yet sweet picture book about the joy and power of reading, Duck learns that even books without pictures can be fun.

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.