Gek Tessaro Books

The Little Duckling Who Wouldn't Get Wet

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In this fun board book, Little Duckling will get wet--but only when it's ready!All ducks must swim, says the big duck. But the little duckling isn't ready to swim--not yet. One by one, other anim...

Antes estaban los dinosaurios

By Gek Tessaro, Marta Tutone

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Abans hi havia els dinosaures

By Maria Luna Cuberta, Gek Tessaro

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Soc un cavall

By Gek Tessaro, Laura Sandoval, Bernard Friot

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De la cabeza a los pies

By Andrea Valente, Gek Tessaro, Ana Belen Valverde

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Quando Noe cadde dall arca

By Nicola Cinquetti

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The Little Duckling Who Wouldn't Get Wet

By Written Illustrated By Gek Tessaro

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In this international best-seller, Little Duckling will get wet. . . . but only when it's ready! All ducks must swim, says the big duck. But the little duckling isn't ready to swim--not yet. One by...

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.